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North Dakota, USA i
Regional Level Types
North Dakota State
USA Country

Regional Level Types
North Dakota	State
USA	Country

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Map of North Dakota's fossil fuel recources, in 2002.

North Dakota, USA

Shaded Relief of North Dakota, ca. 2000.

North Dakota, USA

North Dakota Badlands

Theodore Roosevelt National Park, North Dakota, USA

Map of North Dakota's fossil fuel recources, in 2002.

North Dakota, USA

Shaded Relief of North Dakota, ca. 2000.

North Dakota, USA

North Dakota Badlands

Theodore Roosevelt National Park, North Dakota, USA

Map of North Dakota's fossil fuel recources, in 2002.

North Dakota, USA

Shaded Relief of North Dakota, ca. 2000.

North Dakota, USA

Area:

183,123 km²

Neighbouring regions:

Type:

Largest Settlements:

Place	Population
Fargo	118,523 (2017)
Bismarck	71,167 (2017)
Grand Forks	57,011 (2017)
Minot	49,450 (2017)
West Fargo	33,597 (2017)
Williston	26,977 (2017)

Mindat Locality ID:

17218

Long-form identifier:

mindat:1:2:17218:8

GUID (UUID V4):

Other Languages:

View 149 more...

French:

Dakota du Nord, États-Unis

German:

North Dakota, Vereinigte Staaten

Italian:

Dakota del Nord, Stati Uniti d'America

Russian:

Северная Дакота, Соединённые Штаты Америки

Simplified Chinese:

北达科他州, 美国

Spanish:

Dakota del Norte, Estados Unidos

Afrikaans:

Noord-Dakota, Verenigde State van Amerika

Albanian:

North Dakota, Shtetet e Bashkuara të Amerikës

Alemannic:

North Dakota, USA

Amharic:

ኖርዝ ዳኮታ, አሜሪካ

Anglo-Saxon:

Norþdakota, Geānedu Rīcu American

Arabic:

داكوتا الشمالية, الولايات المتحدة

Aragonese:

Dakota d'o Norte

Armenian:

Հյուսիսային Դակոտա, Ամերիկայի Միացյալ Նահանգներ

Asturian:

Dakota del Norte, Estaos Xuníos d'América

Aymara:

North Dakota suyu, Istadus Unidus

Azeri:

Şimali Dakota, Amerika Birləşmiş Ştatları

Basque:

Ipar Dakota

Bavarian:

Noad-Dakota, Vaoanigte Stootn

Belarusian:

Паўночная Дакота, Злучаныя Штаты Амерыкі

Belarusian (Tarashkevitsa):

Паўночная Дакота, Злучаныя Штаты Амэрыкі

Bengali:

নর্থ ডাকোটা, মার্কিন যুক্তরাষ্ট্র

Bishnupriya Manipuri:

নর্থ ডাকোটা, তিলপারাষ্ট্র

Bislama:

Not Dakota, Yunaeted Stet blong Amerika

Bosnian:

Sjeverna Dakota, Sjedinjene Američke Države

Breton:

North Dakota, Stadoù-Unanet Amerika

Bulgarian:

Северна Дакота, Съединени американски щати

Burmese:

မြောက်ဒါကိုတာပြည်နယ်, အမေရိကန်ပြည်ထောင်စု

Catalan:

Dakota del Nord, Estats Units d’Amèrica

Cebuano:

North Dakota

Central Bikol:

North Dakota, Estados Unidos

Chechen:

Къилбаседа Дакота, Америкин Цхьаьнатоьхна Штаташ

Chuvash:

Çурçĕр Дакота, Пĕрлешнĕ Штатсем

Cornish:

Dakota Gledh, Statys Unys

Corsican:

North Dakota, Stati Uniti d'America

Croatian:

Sjeverna Dakota, Sjedinjene Američke Države

Czech:

Severní Dakota, Spojené státy americké

Danish:

North Dakota, USA

Dutch:

North Dakota, Verenigde Staten

Egyptian Arabic:

داكوتا الشماليه, امريكا

Emilian-Romagnol:

Dakòta dal Nòrd, Stat Unî

Esperanto:

Norda Dakoto

Estonian:

Põhja-Dakota, Ameerika Ühendriigid

Faroese:

North Dakota

Farsi/Persian:

داکوتای شمالی, ایالات متحده آمریکا

Fiji Hindi:

North Dakota, United States

Finnish:

Pohjois-Dakota, Yhdysvallat

Franco-Provençal:

Dakota du Nord, Ètats-Unis

Gagauz:

Poyraz Dakota, Amerika Birleşik Devletläri

Galician:

Dacota do Norte, Estados Unidos de América

Georgian:

ჩრდილოეთი დაკოტა, ამერიკის შეერთებული შტატები

Greek:

Βόρεια Ντακότα, Ηνωμένες Πολιτείες Αμερικής

Guarani:

Yvate Dakota, Tetãvore Joapykuéra

Haitian:

Dakota dinò, Etazini

Hakka:

North Dakota

Hausa:

North Dakota, Tarayyar Amurka

Hawaiian:

Kakoka ‘Ākau, ‘Amelika Hui Pū ‘ia

Hebrew:

דקוטה הצפונית, ארצות הברית

Hill Mari:

Йыдвел Дакота, Америкын Ушымы Штатвлӓжӹ

Hindi:

नॉर्थ डकोटा, संयुक्त राज्य

Hungarian:

Észak-Dakota, Amerikai Egyesült Államok

Icelandic:

Norður-Dakóta, Bandaríkin

Ido:

Nordal Dakota, Usa

Igbo:

North Dakota, Njikọ̀taọ̀hà

Iloko:

North Dakota, Estados Unidos iti Amerika

Indonesian:

Dakota Utara, Amerika Serikat

Interlingua:

Dakota del Nord, Statos Unite de America

Inuktitut:

ᑖᑰᑖ ᑐᓄᕕᐊᖅ, ᐊᒥᐊᓕᑲ

Irish Gaelic:

Dakota Thuaidh, Stáit Aontaithe Mheiriceá

Japanese:

ノースダコタ州, アメリカ合衆国

Javanese:

North Dakota, Amérika Sarékat

Judaeo-Spanish:

Dakota del Norte, Estados Unidos de Amerika

Kabiye:

Takotaa Hayɩ Kiŋ, Etaazuunii

Kalmyk:

Ар Дакота, Америкин Ниицәтә Орн Нутугуд

Kannada:

ಉತ್ತರ ಡಕೋಟ, ಅಮೇರಿಕ ಸಂಯುಕ್ತ ಸಂಸ್ಥಾನ

Kapampangan:

Pangulung Dakota, Estados Unidos

Kazakh (Cyrillic Script):

Солтүстік Дакота, Америка Құрама Штаттары

Korean:

노스다코타주, 미국

Kurdish (Latin Script):

Dakotaya Bakur, Dewletên Yekbûyî yên Amerîkayê

Latin:

Dacota Septentrionalis, Civitates Foederatae Americae

Latvian:

Ziemeļdakota, Amerikas Savienotās Valstis

Ligurian:

Dakota do Nòrd, Stati Unïi d'America

Limburgian:

North Dakota, Vereinegde Staote vaan Amerika

Lithuanian:

Šiaurės Dakota, Jungtinės Amerikos Valstijos

Lombard:

Dakota del Nord, Stat Ünì d'America

Low Saxon/Low German:

Noord-Dakota, USA

Luri:

داکوٙتا شومالی, ڤولاتچٱیا یٱکاگرتٱ آمریکا

Luxembourgish:

North Dakota, Vereenegt Staate vun Amerika

Macedonian:

Северна Дакота, Соединети Американски Држави

Maithili:

नर्थ डेकोटा, संयुक्त राज्य अमेरिका

Malagasy:

Dakôta Avaratra, Etazonia

Malay:

Dakota Utara, Amerika Syarikat

Malayalam:

വടക്കൻ ഡക്കോട്ട

Manx:

Dakota Hwoaie, Steatyn Unnaneysit America

Maori:

North Dakota, Hononga-o-Amerika

Marathi:

नॉर्थ डकोटा, अमेरिकेची संयुक्त संस्थाने

Mazanderani:

شمالی داکوتا

Meadow Mari:

Йӱдвел Дакота, Ушымо Американ Штат-влак

Min Dong Chinese:

North Dakota

Mingrelian:

ოორუე დაკოტა, ამერიკაშ აკოართაფილი შტატეფი

Mongolian:

Хойд Дакота, Америкийн Нэгдсэн Улс

Nauruan:

North Dakota, Eben Merika

Navajo:

Náhookǫsjí Naałání Bikéyah, Wááshindoon Bikéyah Ałhidadiidzooígíí

Nepali:

नर्थ डेकोटा, संयुक्त राज्य अमेरिका

Newar / Nepal Bhasa:

नर्थ दाकोता, संयुक्त राज्य अमेरिका

Northern Frisian:

North Dakota, Feriind Stoote foon Ameerika

Northern Sami:

Davvi-Dakota, Amerihká ovttastuvvan stáhtat

Norwegian:

Nord-Dakota, USA

Norwegian (Nynorsk):

Nord-Dakota, USA

Occitan:

Dakota del Nòrd, Estats Units d'America

Ossetian:

Цæгат Дакотæ, Америкæйы Иугонд Штаттæ

Pali:

उत्तर डेकोटा, संयुक्त राज्य अमेरिका

Piedmontese:

Dakota dël Nòrd, Stat Unì d'América

Polish:

Dakota Północna, Stany Zjednoczone

Portuguese:

Dakota do Norte, Estados Unidos

Punjabi:

ਉੱਤਰੀ ਡਕੋਟਾ, ਸੰਯੁਕਤ ਰਾਜ ਅਮਰੀਕਾ

Quechua:

North Dakota suyu, Hukllachasqa Amirika Suyukuna

Romanian:

Dakota de Nord, Statele Unite ale Americii

Romansh:

North Dakota, Stadis Unids

Russia Buriat:

Хойто Дакота

Samogitian:

Šiaurės Dakota, JAV

Sanskrit:

नार्थ डेकोटा, अमेरिकासंयुक्तराज्यम्

Sardinian:

Dakota de Nord, Istados Unidos de Amèrica

Saterland Frisian:

North Dakota, Fereende Stoaten fon Amerikoa

Scots:

North Dakota

Scottish Gaelic:

Dakota a Tuath, Na Stàitean Aonaichte

Serbian:

Северна Дакота, Сједињене Америчке Државе

Serbo-Croatian:

Sjeverna Dakota, Sjedinjene Američke Države

Sicilian:

Dakota dû Nord, Stati Uniti

Silesian:

Půłnocno Dakota, Zjednoczůne Sztaty

Slovak:

Severná Dakota, Spojené štáty

Slovenian:

Severna Dakota, Združene države Amerike

South Azerbaijani:

قوزئی داکوتا ایالتی, آمریکا بیرلشمیش ایالتلری

Swahili:

North Dakota, Marekani

Swedish:

North Dakota, USA

Tagalog:

Hilagang Dakota, Estados Unidos

Tamil:

வடக்கு டகோட்டா, அமெரிக்க ஐக்கிய நாடு

Tatar:

Төньяк Дакота, Америка Кушма Штатлары

Thai:

รัฐนอร์ทดาโคตา, ประเทศสหรัฐอเมริกา

Traditional Chinese:

北達哥他州, 美國

Turkish:

Kuzey Dakota, Amerika Birleşik Devletleri

Ukrainian:

Північна Дакота, Сполучені Штати Америки

Urdu:

شمالی ڈکوٹا, ریاستہائے متحدہ امریکا

Uyghur:

Shimaliy Dakota Shitati, ئامېرىكا قوشما شىتاتلىرى

Uzbek (Latin Script):

Shimoliy Dakota, Amerika Qoʻshma Shtatlari

Vietnamese:

North Dakota, Chủng Quốc Hoa Kỳ

Volapük:

North Dakota, Lamerikän

Waray:

North Dakota, Estados Unidos

Welsh:

Gogledd Dakota, Unol Daleithiau America

West Frisian:

Noard-Dakota, Feriene Steaten

Western Punjabi:

اتلا ڈکوٹا, امریکہ

Yakut:

Хоту Дакота, Америка Холбоһуктаах Штааттара

Yiddish:

צפון דעקאטע, פאראייניקטע שטאטן פון אמעריקע

Yoruba:

Àríwá Dakota

Zazaki:

Dakotay Zımey, Dewletê Amerikayê Yewbiyayey

North Dakota is a state in the north-central United States, covering approximately 183,100 km². It is bordered by the Canadian provinces of Saskatchewan and Manitoba to the north, Minnesota to the east, South Dakota to the south, and Montana to the west. The state is largely rural, with a low population density, and its largest city is Fargo, while Bismarck serves as the state capital.

Geographically, North Dakota lies within the Great Plains, characterised by broad, gently rolling plains, shallow river valleys, and subtle topographic relief. The eastern part of the state includes the extremely flat Red River Valley, the former bed of glacial Lake Agassiz, while the western part rises into the Missouri Plateau, marked by higher elevations, buttes, and badlands. Major rivers include the Missouri River, which flows southward through the state, and the Red River of the North, which drains northward into Canada.

Geologically, North Dakota is underlain almost entirely by sedimentary rocks of Palaeozoic, Mesozoic, and Cenozoic age, with no exposed crystalline basement. Bedrock units include Cretaceous shales and sandstones, Palaeogene sedimentary formations, and thick sequences of Quaternary glacial deposits. The western part of the state is underlain by the Williston Basin, a large intracratonic sedimentary basin that contains thick accumulations of oil- and gas-bearing strata. Eastern North Dakota is dominated by glacial sediments associated with repeated Pleistocene glaciations.

North Dakota’s mineral and extractive heritage is dominated by energy resources rather than metallic mining. The state is one of the USA’s leading producers of oil, primarily from the Bakken Formation in the Williston Basin, and also produces natural gas. Lignite (brown coal) has been extensively mined, mainly in western and central North Dakota, and is used primarily for electricity generation. Other extractive activities include sand and gravel production, particularly from glacial and river deposits, as well as limited clay extraction for brickmaking. Metallic mineral resources are absent.

Administratively, North Dakota is divided into 53 counties. The state’s geology, shaped by long-term sedimentation, glaciation, and basin development, has strongly influenced its agricultural economy, energy production, and settlement patterns. North Dakota is a key region for understanding continental sedimentary basin evolution, glacial geomorphology, and modern hydrocarbon systems in the interior of North America.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.

ⓘ Aggregates

ⓘ Clay

ⓘ Coal

ⓘ Kaolin (China Clay)

ⓘ Sandstone

ⓘ Uranium

Mineral List

Mineral list contains entries from the region specified including sub-localities

31 valid minerals.

Rock Types Recorded

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Anhydrite

Formula: CaSO₄

Localities:

Bottineau County, North Dakota, USA
Burke County, North Dakota, USA

ⓘ Aragonite

Formula: CaCO₃

Locality: Medora, Billings County, North Dakota, USA

References:

Ransom, Jay Ellis (1974) Gems and Minerals of America - A Guide to Rock Collecting. Harper & Row.

ⓘ Calcite

Formula: CaCO₃

Localities:

Medora, Billings County, North Dakota, USA
Turtle Mountains, Rolette County, North Dakota, USA
Morton County, North Dakota, USA
Hettinger County, North Dakota, USA

ⓘ Chlorapatite

Formula: Ca₅(PO₄)₃Cl

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

Jones, R. H. & McCubbin, F. M. (2012) Phosphate Mineralogy and the bulk chlorine/Fluorine ratio of ordinary chondrites: 43rd Lunar and Planetary Science Conference, 2029.pdf.

ⓘ 'Chrome-Spinel (of Dana)'

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

Wlotzka, Frank (2005) Cr spinel and chromite as petrogenetic indicators in ordinary chondrites: Equilibration temperatures of petrologic types 3.7 to 6. Meteoritics & Planetary Science, 40 (11) 1673-1702 doi:10.1111/j.1945-5100.2005.tb00138.x

ⓘ Chromite

Formula: Fe²⁺Cr³⁺₂O₄

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

Mason, B. & Wiik, H.B. (1963) The Composition of the Richardton, Estacado, and Knyahinya Meteorites. American Museum Novitates, No.2154, New York. 18 pp. (Sept 1963).

Ramdohr, Paul (1972) The Opaque Minerals in Stony Meteorites. De Gruyter. doi:10.1515/9783112651025

ⓘ 'Clay minerals'

Localities:

Hebron Brick Co. mines, Morton County, North Dakota, USA
Pembina River valley, Walhalla, Pembina County, North Dakota, USA

ⓘ Diopside

Formula: CaMgSi₂O₆

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

Kovach, H.C. & Jones R.H. (2010) Feldspar in types 4-6 ordinary chondrites: Metamorphic processing on the H and LL parent bodies. Meteoritics & Planetary Science 45(2): 246-264. (Feb 2010).

ⓘ Erionite-Ca

Formula: (Ca,K₂,Na₂)₂[Al₄Si₁₄O₃₆] · 15H₂O

Localities:

Slope County, North Dakota, USA
Stark County, North Dakota, USA
Killdeer Mountains, Dunn County, North Dakota, USA

ⓘ Erionite-Na

Formula: (Na₂,K₂,Ca)₂[Al₄Si₁₄O₃₆] · 15H₂O

Locality: Killdeer Mountains, Dunn County, North Dakota, USA

References:

USGS Open File report 10-1286

ⓘ 'Fayalite-Forsterite Series'

Localities:

Richardton meteorite, Stark County, North Dakota, USA
Glasston meteorite, Glasston, Pembina County, North Dakota, USA

Description: Olivine composition (Fa17) according to Mason & Wiik (1963); Olivine (Fa19) according to Grady et al. (2015).

ⓘ Glauberite

Formula: Na₂Ca(SO₄)₂

Localities:

Miller Lake, Divide County, North Dakota, USA
Mountrail County, North Dakota, USA

ⓘ Gypsum

Formula: CaSO₄ · 2H₂O

Localities: Reported from at least 8 localities in this region.

ⓘ Gypsum var. Selenite

Formula: CaSO₄ · 2H₂O

Localities:

Hettinger County, North Dakota, USA
Burke County, North Dakota, USA
Stark County, North Dakota, USA
Fargo, Cass County, North Dakota, USA

ⓘ Halite

Formula: NaCl

Localities: Reported from at least 23 localities in this region.

ⓘ Ice

Formula: H₂O

Locality: Fargo, Cass County, North Dakota, USA

References:

[Fargo - the Movie - Coen Brothers 1996]

ⓘ Ice var. Snow

Formula: H₂O

Locality: Fargo, Cass County, North Dakota, USA

References:

[Fargo - the Movie - Coen Brothers 1996]

ⓘ Ilmenite

Formula: Fe²⁺TiO₃

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

Ramdohr, Paul (1972) The Opaque Minerals in Stony Meteorites. De Gruyter. doi:10.1515/9783112651025

ⓘ Kaolinite

Formula: Al₂(Si₂O₅)(OH)₄

Localities:

Hebron Brick Co. mines, Morton County, North Dakota, USA
Black Butte, Hettinger County, North Dakota, USA
Unnamed Claystone deposits [1], Taylor, Stark County, North Dakota, USA
Hebron Brick Company Clay pits, Hebron, Morton County, North Dakota, USA
Deep Creek, Slope County, North Dakota, USA

ⓘ 'Limonite'

Localities:

Burke County, North Dakota, USA
Unnamed mineral spring, Turtle Mountains, Bottineau County, North Dakota, USA

ⓘ Marcasite

Formula: FeS₂

Localities:

Hettinger County, North Dakota, USA
Burke County, North Dakota, USA

ⓘ Merrillite

Formula: Ca₉NaMg(PO₄)₇

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

Jones, R. H. & McCubbin, F. M. (2012) Phosphate Mineralogy and the bulk chlorine/Fluorine ratio of ordinary chondrites: 43rd Lunar and Planetary Science Conference, 2029.pdf.

ⓘ Mirabilite

Formula: Na₂SO₄ · 10H₂O

Localities:

Salt lake, Palermo, Mountrail County, North Dakota, USA
White Lake, Mountrail County, North Dakota, USA
North Lake Reservoir, Alkabo, Divide County, North Dakota, USA
Miller Lake, Divide County, North Dakota, USA

ⓘ Montmorillonite

Formula: (Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O

Localities:

Pembina River valley, Walhalla, Pembina County, North Dakota, USA
Sentinel Butte, Golden Valley County, North Dakota, USA

ⓘ Native Copper

Formula: Cu

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

Mason, B. & Wiik, H.B. (1963) The Composition of the Richardton, Estacado, and Knyahinya Meteorites. American Museum Novitates, No.2154, New York. 18 pp. (Sept 1963).

Ramdohr, Paul (1972) The Opaque Minerals in Stony Meteorites. De Gruyter. doi:10.1515/9783112651025

Rubin, Alan E. (1994) Metallic copper in ordinary chondrites. Meteoritics, 29 (1) 93-98 doi:10.1111/j.1945-5100.1994.tb00659.x

ⓘ Native Iron

Formula: Fe

Localities:

Richardton meteorite, Stark County, North Dakota, USA
New Leipzig meteorite, New Leipzig, Grant County, North Dakota, USA

ⓘ Native Iron var. Kamacite

Formula: (Fe,Ni)

Localities:

Richardton meteorite, Stark County, North Dakota, USA
New Leipzig meteorite, New Leipzig, Grant County, North Dakota, USA

ⓘ Native Iron var. Martensite

Formula: Fe

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

Kong, P., Ebihara, M., Nakahara, H. & Endo, K. (1995) Chemical characteristics of metal phases of the Richardton H5 chondrite: Earth and Planetary Science 136(3-4): 407-419. (Dec 1995).

ⓘ Orthoclase ?

Formula: K(AlSi₃O₈)

Locality: Badlands, North Dakota, USA

Description: Orthoclase crystals are highly unlikely to be from area. The rocks are composed primarily from volcanic ash falls.

References:

Betts, John (n.d.) John Betts website listing.

ⓘ 'Orthopyroxene Subgroup'

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

Mason, B. & Wiik, H.B. (1963) The Composition of the Richardton, Estacado, and Knyahinya Meteorites. American Museum Novitates, No.2154, New York. 18 pp. (Sept 1963).

Grady, M. M., Pratesi, G., Moggi-Cecchi, V. (2015) Atlas of Meteorites. Cambridge University Press.

ⓘ 'Petrified Wood'

Localities: Reported from at least 18 localities in this region.

ⓘ 'Plagioclase'

Formula: (Na,Ca)[(Si,Al)AlSi₂]O₈

Locality: Richardton meteorite, Stark County, North Dakota, USA

Description: Plagioclase (An12An82Or6) has a minor K-component.

References:

Mason, B. & Wiik, H.B. (1963) The Composition of the Richardton, Estacado, and Knyahinya Meteorites. American Museum Novitates, No.2154, New York. 18 pp. (Sept 1963).

Kovach, H.C. & Jones R.H. (2010) Feldspar in types 4-6 ordinary chondrites: Metamorphic processing on the H and LL parent bodies. Meteoritics & Planetary Science 45(2): 246-264. (Feb 2010).

Grady, M. M., Pratesi, G., Moggi-Cecchi, V. (2015) Atlas of Meteorites. Cambridge University Press.

ⓘ 'Plessite'

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

Ramdohr, Paul (1972) The Opaque Minerals in Stony Meteorites. De Gruyter. doi:10.1515/9783112651025

ⓘ Pyrolusite

Formula: Mn⁴⁺O₂

Locality: Unnamed mineral spring, Turtle Mountains, Bottineau County, North Dakota, USA

References:

NDGS B-15(Hendricks,1943)

ⓘ 'Pyroxene Group'

Formula: ADSi₂O₆

Locality: Glasston meteorite, Glasston, Pembina County, North Dakota, USA

References:

The Meteoritical Bulletin, No. 84, 2000 August p 8

ⓘ Quartz

Formula: SiO₂

Localities: Reported from at least 16 localities in this region.

ⓘ Quartz var. Agate

Formula: SiO₂

Localities: Reported from at least 8 localities in this region.

ⓘ Quartz var. Agate-Jasper

Formula: SiO₂

Locality: Stark County, North Dakota, USA

References:

Ransom, Jay Ellis (1974) Gems and Minerals of America - A Guide to Rock Collecting. Harper & Row.

ⓘ Quartz var. Chalcedony

Formula: SiO₂

Localities: Reported from at least 15 localities in this region.

ⓘ Quartz var. Moss Agate

Formula: SiO₂

Localities:

Yellowstone River, McKenzie County, North Dakota, USA
Missouri River, McKenzie County, North Dakota, USA
Williston, Williams County, North Dakota, USA
Watford City, McKenzie County, North Dakota, USA

ⓘ Ranciéite

Formula: (Ca,Mn²⁺)_0.2(Mn⁴⁺,Mn³⁺)O₂ · 0.6H₂O

Localities:

Turtle Mountains, Rolette County, North Dakota, USA
Unnamed mineral spring, Turtle Mountains, Bottineau County, North Dakota, USA

ⓘ Siderite

Formula: FeCO₃

Locality: Medora, Billings County, North Dakota, USA

References:

Ransom, Jay Ellis (1974) Gems and Minerals of America - A Guide to Rock Collecting. Harper & Row.

ⓘ Spinel

Formula: MgAl₂O₄

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

ⓘ Sylvite

Formula: KCl

Localities:

Bottineau County, North Dakota, USA
Burke County, North Dakota, USA
Dunn County, North Dakota, USA

ⓘ Taenite

Formula: (Ni,Fe)

Localities:

Richardton meteorite, Stark County, North Dakota, USA
New Leipzig meteorite, New Leipzig, Grant County, North Dakota, USA

ⓘ Tetrataenite

Formula: FeNi

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

Reisener, R. J., Goldstein, J. I. (2003) Ordinary chondrite metallography: Part 2. Formation of zoned and unzoned metal particles in relatively unshocked H, L, and LL chondrites. Meteoritics & Planetary Science, 38 (11) 1679-1696 doi:10.1111/j.1945-5100.2003.tb00008.x

ⓘ Thénardite

Formula: Na₂SO₄

Localities:

North Lake Reservoir, Alkabo, Divide County, North Dakota, USA
Mountrail County, North Dakota, USA

ⓘ Troilite

Formula: FeS

Locality: Richardton meteorite, Stark County, North Dakota, USA

References:

Mason, B. & Wiik, H.B. (1963) The Composition of the Richardton, Estacado, and Knyahinya Meteorites. American Museum Novitates, No.2154, New York. 18 pp. (Sept 1963).

Ramdohr, Paul (1972) The Opaque Minerals in Stony Meteorites. De Gruyter. doi:10.1515/9783112651025

Grady, M. M., Pratesi, G., Moggi-Cecchi, V. (2015) Atlas of Meteorites. Cambridge University Press.

ⓘ 'Wad'

Localities:

Burke County, North Dakota, USA
Unnamed mineral spring, Turtle Mountains, Bottineau County, North Dakota, USA

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Native Copper	1.AA.05	Cu
ⓘ	Native Iron	1.AE.05	Fe
ⓘ	var. Kamacite	1.AE.05	(Fe,Ni)
ⓘ	var. Martensite	1.AE.05	Fe
ⓘ	Taenite	1.AE.10	(Ni,Fe)
ⓘ	Tetrataenite	1.AE.10	FeNi
Group 2 - Sulphides and Sulfosalts
ⓘ	Troilite	2.CC.10	FeS
ⓘ	Marcasite	2.EB.10a	FeS₂
Group 3 - Halides
ⓘ	Halite	3.AA.20	NaCl
ⓘ	Sylvite	3.AA.20	KCl
Group 4 - Oxides and Hydroxides
ⓘ	Ice	4.AA.05	H₂O
ⓘ	var. Snow	4.AA.05	H₂O
ⓘ	Chromite	4.BB.05	Fe²⁺Cr³⁺₂O₄
ⓘ	Spinel	4.BB.05	MgAl₂O₄
ⓘ	Ilmenite	4.CB.05	Fe²⁺TiO₃
ⓘ	Quartz var. Agate	4.DA.05	SiO₂
ⓘ	var. Agate-Jasper	4.DA.05	SiO₂
ⓘ	var. Chalcedony	4.DA.05	SiO₂
ⓘ	var. Moss Agate	4.DA.05	SiO₂
ⓘ		4.DA.05	SiO₂
ⓘ	Pyrolusite	4.DB.05	Mn⁴⁺O₂
ⓘ	Ranciéite	4.FL.40	(Ca,Mn²⁺)_0.2(Mn⁴⁺,Mn³⁺)O₂ · 0.6H₂O
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Siderite	5.AB.05	FeCO₃
ⓘ	Aragonite	5.AB.15	CaCO₃
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Glauberite	7.AD.25	Na₂Ca(SO₄)₂
ⓘ	Thénardite	7.AD.25	Na₂SO₄
ⓘ	Anhydrite	7.AD.30	CaSO₄
ⓘ	Mirabilite	7.CD.10	Na₂SO₄ · 10H₂O
ⓘ	Gypsum	7.CD.40	CaSO₄ · 2H₂O
ⓘ	var. Selenite	7.CD.40	CaSO₄ · 2H₂O
Group 8 - Phosphates, Arsenates and Vanadates
ⓘ	Merrillite	8.AC.45	Ca₉NaMg(PO₄)₇
ⓘ	Chlorapatite	8.BN.05	Ca₅(PO₄)₃Cl
Group 9 - Silicates
ⓘ	Diopside	9.DA.15	CaMgSi₂O₆
ⓘ	Montmorillonite	9.EC.40	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
ⓘ	Kaolinite	9.ED.05	Al₂(Si₂O₅)(OH)₄
ⓘ	Orthoclase ?	9.FA.30	K(AlSi₃O₈)
ⓘ	Erionite-Ca	9.GD.20	(Ca,K₂,Na₂)₂[Al₄Si₁₄O₃₆] · 15H₂O
ⓘ	Erionite-Na	9.GD.20	(Na₂,K₂,Ca)₂[Al₄Si₁₄O₃₆] · 15H₂O
Unclassified
ⓘ	'Clay minerals'	-
ⓘ	'Limonite'	-
ⓘ	'Wad'	-
ⓘ	'Petrified Wood'	-
ⓘ	'Fayalite-Forsterite Series'	-
ⓘ	'Plagioclase'	-	(Na,Ca)[(Si,Al)AlSi₂]O₈
ⓘ	'Pyroxene Group'	-	ADSi₂O₆
ⓘ	'Chrome-Spinel (of Dana)'	-
ⓘ	'Plessite'	-
ⓘ	'Orthopyroxene Subgroup'	-

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Gypsum	CaSO₄ · 2H₂O
H	ⓘ Ice	H₂O
H	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
H	ⓘ Mirabilite	Na₂SO₄ · 10H₂O
H	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
H	ⓘ Ranciéite	(Ca,Mn²⁺)_0.2(Mn⁴⁺,Mn³⁺)O₂ · 0.6H₂O
H	ⓘ Gypsum var. Selenite	CaSO₄ · 2H₂O
H	ⓘ Erionite-Ca	(Ca,K₂,Na₂)₂[Al₄Si₁₄O₃₆] · 15H₂O
H	ⓘ Erionite-Na	(Na₂,K₂,Ca)₂[Al₄Si₁₄O₃₆] · 15H₂O
H	ⓘ Ice var. Snow	H₂O
C	Carbon
C	ⓘ Aragonite	CaCO₃
C	ⓘ Calcite	CaCO₃
C	ⓘ Siderite	FeCO₃
O	Oxygen
O	ⓘ Quartz var. Agate	SiO₂
O	ⓘ Quartz var. Agate-Jasper	SiO₂
O	ⓘ Anhydrite	CaSO₄
O	ⓘ Aragonite	CaCO₃
O	ⓘ Calcite	CaCO₃
O	ⓘ Quartz var. Chalcedony	SiO₂
O	ⓘ Chlorapatite	Ca₅(PO₄)₃Cl
O	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
O	ⓘ Diopside	CaMgSi₂O₆
O	ⓘ Glauberite	Na₂Ca(SO₄)₂
O	ⓘ Gypsum	CaSO₄ · 2H₂O
O	ⓘ Ice	H₂O
O	ⓘ Ilmenite	Fe²⁺TiO₃
O	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
O	ⓘ Mirabilite	Na₂SO₄ · 10H₂O
O	ⓘ Quartz var. Moss Agate	SiO₂
O	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
O	ⓘ Orthoclase	K(AlSi₃O₈)
O	ⓘ Pyrolusite	Mn⁴⁺O₂
O	ⓘ Quartz	SiO₂
O	ⓘ Ranciéite	(Ca,Mn²⁺)_0.2(Mn⁴⁺,Mn³⁺)O₂ · 0.6H₂O
O	ⓘ Siderite	FeCO₃
O	ⓘ Spinel	MgAl₂O₄
O	ⓘ Thénardite	Na₂SO₄
O	ⓘ Gypsum var. Selenite	CaSO₄ · 2H₂O
O	ⓘ Merrillite	Ca₉NaMg(PO₄)₇
O	ⓘ Erionite-Ca	(Ca,K₂,Na₂)₂[Al₄Si₁₄O₃₆] · 15H₂O
O	ⓘ Erionite-Na	(Na₂,K₂,Ca)₂[Al₄Si₁₄O₃₆] · 15H₂O
O	ⓘ Ice var. Snow	H₂O
O	ⓘ Fayalite-Forsterite Series
O	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
O	ⓘ Pyroxene Group	ADSi₂O₆
Na	Sodium
Na	ⓘ Glauberite	Na₂Ca(SO₄)₂
Na	ⓘ Halite	NaCl
Na	ⓘ Mirabilite	Na₂SO₄ · 10H₂O
Na	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Na	ⓘ Thénardite	Na₂SO₄
Na	ⓘ Merrillite	Ca₉NaMg(PO₄)₇
Na	ⓘ Erionite-Ca	(Ca,K₂,Na₂)₂[Al₄Si₁₄O₃₆] · 15H₂O
Na	ⓘ Erionite-Na	(Na₂,K₂,Ca)₂[Al₄Si₁₄O₃₆] · 15H₂O
Na	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
Mg	Magnesium
Mg	ⓘ Diopside	CaMgSi₂O₆
Mg	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Mg	ⓘ Spinel	MgAl₂O₄
Mg	ⓘ Merrillite	Ca₉NaMg(PO₄)₇
Mg	ⓘ Fayalite-Forsterite Series
Al	Aluminium
Al	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Al	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Al	ⓘ Orthoclase	K(AlSi₃O₈)
Al	ⓘ Spinel	MgAl₂O₄
Al	ⓘ Erionite-Ca	(Ca,K₂,Na₂)₂[Al₄Si₁₄O₃₆] · 15H₂O
Al	ⓘ Erionite-Na	(Na₂,K₂,Ca)₂[Al₄Si₁₄O₃₆] · 15H₂O
Al	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
Si	Silicon
Si	ⓘ Quartz var. Agate	SiO₂
Si	ⓘ Quartz var. Agate-Jasper	SiO₂
Si	ⓘ Quartz var. Chalcedony	SiO₂
Si	ⓘ Diopside	CaMgSi₂O₆
Si	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Si	ⓘ Quartz var. Moss Agate	SiO₂
Si	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Si	ⓘ Orthoclase	K(AlSi₃O₈)
Si	ⓘ Quartz	SiO₂
Si	ⓘ Erionite-Ca	(Ca,K₂,Na₂)₂[Al₄Si₁₄O₃₆] · 15H₂O
Si	ⓘ Erionite-Na	(Na₂,K₂,Ca)₂[Al₄Si₁₄O₃₆] · 15H₂O
Si	ⓘ Fayalite-Forsterite Series
Si	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
Si	ⓘ Pyroxene Group	ADSi₂O₆
P	Phosphorus
P	ⓘ Chlorapatite	Ca₅(PO₄)₃Cl
P	ⓘ Merrillite	Ca₉NaMg(PO₄)₇
S	Sulfur
S	ⓘ Anhydrite	CaSO₄
S	ⓘ Glauberite	Na₂Ca(SO₄)₂
S	ⓘ Gypsum	CaSO₄ · 2H₂O
S	ⓘ Marcasite	FeS₂
S	ⓘ Mirabilite	Na₂SO₄ · 10H₂O
S	ⓘ Thénardite	Na₂SO₄
S	ⓘ Troilite	FeS
S	ⓘ Gypsum var. Selenite	CaSO₄ · 2H₂O
Cl	Chlorine
Cl	ⓘ Chlorapatite	Ca₅(PO₄)₃Cl
Cl	ⓘ Halite	NaCl
Cl	ⓘ Sylvite	KCl
K	Potassium
K	ⓘ Orthoclase	K(AlSi₃O₈)
K	ⓘ Sylvite	KCl
K	ⓘ Erionite-Ca	(Ca,K₂,Na₂)₂[Al₄Si₁₄O₃₆] · 15H₂O
K	ⓘ Erionite-Na	(Na₂,K₂,Ca)₂[Al₄Si₁₄O₃₆] · 15H₂O
Ca	Calcium
Ca	ⓘ Anhydrite	CaSO₄
Ca	ⓘ Aragonite	CaCO₃
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Chlorapatite	Ca₅(PO₄)₃Cl
Ca	ⓘ Diopside	CaMgSi₂O₆
Ca	ⓘ Glauberite	Na₂Ca(SO₄)₂
Ca	ⓘ Gypsum	CaSO₄ · 2H₂O
Ca	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Ca	ⓘ Ranciéite	(Ca,Mn²⁺)_0.2(Mn⁴⁺,Mn³⁺)O₂ · 0.6H₂O
Ca	ⓘ Gypsum var. Selenite	CaSO₄ · 2H₂O
Ca	ⓘ Merrillite	Ca₉NaMg(PO₄)₇
Ca	ⓘ Erionite-Ca	(Ca,K₂,Na₂)₂[Al₄Si₁₄O₃₆] · 15H₂O
Ca	ⓘ Erionite-Na	(Na₂,K₂,Ca)₂[Al₄Si₁₄O₃₆] · 15H₂O
Ca	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
Ti	Titanium
Ti	ⓘ Ilmenite	Fe²⁺TiO₃
Cr	Chromium
Cr	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Mn	Manganese
Mn	ⓘ Pyrolusite	Mn⁴⁺O₂
Mn	ⓘ Ranciéite	(Ca,Mn²⁺)_0.2(Mn⁴⁺,Mn³⁺)O₂ · 0.6H₂O
Fe	Iron
Fe	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Fe	ⓘ Ilmenite	Fe²⁺TiO₃
Fe	ⓘ Native Iron	Fe
Fe	ⓘ Native Iron var. Kamacite	(Fe,Ni)
Fe	ⓘ Marcasite	FeS₂
Fe	ⓘ Siderite	FeCO₃
Fe	ⓘ Taenite	(Ni,Fe)
Fe	ⓘ Tetrataenite	FeNi
Fe	ⓘ Troilite	FeS
Fe	ⓘ Fayalite-Forsterite Series
Fe	ⓘ Native Iron var. Martensite	Fe
Ni	Nickel
Ni	ⓘ Native Iron var. Kamacite	(Fe,Ni)
Ni	ⓘ Taenite	(Ni,Fe)
Ni	ⓘ Tetrataenite	FeNi
Cu	Copper
Cu	ⓘ Native Copper	Cu

Fossils

There are 3717 fossil localities from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences

3717

Youngest Fossil Listed

0.01 Ma (Pleistocene)

Oldest Fossil Listed

485 Ma (Cambrian)

Stratigraphic Units

Click here to view 39 stratigraphic units.

Fossils from Region

Click here to show the list.

Accepted Name	Hierarchy	Age
Amphipora genus	Animalia : Nemertea : Hoplonemertea : Monostilifera : Amphiporidae : *Amphipora*	387.7 - 382.7 Ma Devonian
Thamnopora genus	Animalia : Cnidaria : Anthozoa : Pachyporidae : *Thamnopora*	387.7 - 382.7 Ma Devonian
Bucanella genus	Animalia : Mollusca : Bucanellidae : *Bucanella*	478.6 - 466 Ma Ordovician
Tropidodiscus genus	Animalia : Mollusca : Gastropoda : *Tropidodiscus*	485.4 - 478.6 Ma Paleozoic
Lecanospira genus	Animalia : Mollusca : Gastropoda : Ophiletidae : *Lecanospira*	485.4 - 478.6 Ma Paleozoic
Raphistomina genus	Animalia : Mollusca : Gastropoda : Holopeidae : *Raphistomina*	478.6 - 466 Ma Ordovician
Scaphites genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Scaphitidae : *Scaphites*	72.1 - 66 Ma Late/Upper Cretaceous
Nucula (Leionucula) subgenus	Animalia : Mollusca : Bivalvia : Nuculida : Nuculidae : Nucula : *Nucula (Leionucula)*	72.1 - 66 Ma Late/Upper Cretaceous
Malletia genus	Animalia : Mollusca : Bivalvia : Nuculanida : Malletiidae : *Malletia*	72.1 - 66 Ma Late/Upper Cretaceous
Nucula genus	Animalia : Mollusca : Bivalvia : Nuculanida : Nuculanidae : *Nucula*	72.1 - 66 Ma Late/Upper Cretaceous
Nuculana genus	Animalia : Mollusca : Bivalvia : Nuculanida : Nuculanidae : *Nuculana*	72.1 - 66 Ma Late/Upper Cretaceous
Cucullaea genus	Animalia : Mollusca : Bivalvia : Arcida : Cucullaeidae : *Cucullaea*	72.1 - 66 Ma Late/Upper Cretaceous
Limopsis genus	Animalia : Mollusca : Bivalvia : Arcida : Limopsidae : *Limopsis*	72.1 - 66 Ma Late/Upper Cretaceous
Anomia genus	Animalia : Mollusca : Bivalvia : Pectinida : Anomiidae : *Anomia*	72.1 - 66 Ma Late/Upper Cretaceous
Crassostrea genus	Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : *Crassostrea*	70.6 - 66 Ma Late/Upper Cretaceous
Gyrostrea genus	Animalia : Mollusca : Bivalvia : Ostreida : Gryphaeidae : *Gyrostrea*	72.1 - 66 Ma Late/Upper Cretaceous
Hypoxytoma genus	Animalia : Mollusca : Bivalvia : Pectinida : Oxytomidae : *Hypoxytoma*	72.1 - 66 Ma Late/Upper Cretaceous
Inoceramus genus	Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : *Inoceramus*	70.6 - 66 Ma Late/Upper Cretaceous
Phelopteria genus	Animalia : Mollusca : Bivalvia : Ostreida : Pteriidae : *Phelopteria*	72.1 - 66 Ma Late/Upper Cretaceous
Pseudoptera genus	Animalia : Mollusca : Bivalvia : Ostreida : Bakevelliidae : *Pseudoptera*	72.1 - 66 Ma Late/Upper Cretaceous
Syncyclonema genus	Animalia : Mollusca : Bivalvia : Pectinida : Entoliidae : *Pectinella*	72.1 - 66 Ma Late/Upper Cretaceous
Actinodonta genus	Animalia : Mollusca : Bivalvia : Hippuritida : Cycloconchidae : *Actinodonta*	66 - 56 Ma Paleocene
Crassatellina genus	Animalia : Mollusca : Bivalvia : Carditida : Astartidae : *Crassatellina*	72.1 - 66 Ma Late/Upper Cretaceous
Cymbophora genus	Animalia : Mollusca : Bivalvia : Venerida : Mactridae : *Cymbophora*	72.1 - 66 Ma Late/Upper Cretaceous
Dosiniopsis genus	Animalia : Mollusca : Bivalvia : Venerida : Veneridae : *Dosiniopsis*	72.1 - 66 Ma Late/Upper Cretaceous
Ethmocardium genus	Animalia : Mollusca : Bivalvia : Cardiida : Cardiidae : *Ethmocardium*	72.1 - 66 Ma Late/Upper Cretaceous
Sourimis genus	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : *Sourimis*	72.1 - 66 Ma Late/Upper Cretaceous
Tellinimera genus	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : *Tellinimera*	72.1 - 66 Ma Late/Upper Cretaceous
Vetericardiella genus	Animalia : Mollusca : Bivalvia : Carditida : Carditidae : *Vetericardiella*	72.1 - 66 Ma Late/Upper Cretaceous
Bicorbula genus	Animalia : Mollusca : Bivalvia : Myida : Corbulidae : *Bicorbula*	61.7 - 56.8 Ma Paleocene
Corbulamella genus	Animalia : Mollusca : Bivalvia : Myida : Corbulidae : *Corbulamella*	72.1 - 66 Ma Late/Upper Cretaceous
Cuspidaria genus	Animalia : Mollusca : Bivalvia : Cuspidariidae : *Cuspidaria*	72.1 - 66 Ma Late/Upper Cretaceous
Goniomya genus	Animalia : Mollusca : Bivalvia : Pholadomyidae : *Goniomya*	72.1 - 66 Ma Late/Upper Cretaceous
Periploma genus	Animalia : Mollusca : Bivalvia : Periplomatidae : *Periploma*	72.1 - 66 Ma Late/Upper Cretaceous
Trilobita class	Animalia : Arthropoda : Trilobita	478.6 - 466 Ma Ordovician
Apatokephalus genus	Animalia : Arthropoda : Trilobita : Asaphida : Remopleurididae : *Apatokephalus*	478.6 - 466 Ma Ordovician
Aulacoparia genus	Animalia : Arthropoda : Trilobita : Asaphida : Asaphidae : *Aulacoparia*	478.6 - 466 Ma Ordovician
Kainella genus	Animalia : Arthropoda : Trilobita : Asaphida : Remopleurididae : *Kainella*	485.4 - 478.6 Ma Paleozoic
Ptychopariida order	Animalia : Arthropoda : Trilobita : Ptychopariida	478.6 - 466 Ma Ordovician
Benthamaspis genus	Animalia : Arthropoda : Trilobita : Proetida : Bathyuridae : *Benthamaspis*	478.6 - 466 Ma Ordovician
Hystricurus genus	Animalia : Arthropoda : Trilobita : Aulacopleurida : Hystricuridae : *Hystricurus*	485.4 - 478.6 Ma Paleozoic
Licnocephala genus	Animalia : Arthropoda : Trilobita : Proetida : Bathyuridae : *Licnocephala*	478.6 - 466 Ma Ordovician
Psalikilus genus	Animalia : Arthropoda : Trilobita : Aulacopleurida : Hystricuridae : *Psalikilus*	478.6 - 466 Ma Ordovician
Strigigenalis genus	Animalia : Arthropoda : Trilobita : Proetida : Bathyuridae : *Strigigenalis*	478.6 - 466 Ma Ordovician
Lingulella genus	Animalia : Brachiopoda : Lingulata : Lingulida : Obolidae : *Lingulella*	485.4 - 466 Ma Paleozoic
Acrotreta genus	Animalia : Brachiopoda : Lingulata : Acrotretida : Acrotretidae : *Acrotreta*	485.4 - 478.6 Ma Paleozoic
Schizambon genus	Animalia : Brachiopoda : Lingulata : Siphonotretida : Siphonotretidae : *Schizambon*	485.4 - 478.6 Ma Paleozoic
Apheoorthis genus	Animalia : Brachiopoda : Rhynchonellata : Orthida : Eoorthidae : *Apheoorthis*	485.4 - 478.6 Ma Paleozoic
Finkelnburgia genus	Animalia : Brachiopoda : Rhynchonellata : Orthida : Finkelnburgiidae : *Finkelnburgia*	478.6 - 466 Ma Ordovician
Nanorthis genus	Animalia : Brachiopoda : Rhynchonellata : Orthida : Plectorthidae : *Nanorthis*	478.6 - 466 Ma Ordovician
Syntrophina genus	Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Clarkellidae : *Syntrophina*	485.4 - 478.6 Ma Paleozoic
Eocrinoidea class	Animalia : Echinodermata : Eocrinoidea	485.4 - 466 Ma Paleozoic
Drepanodus genus	Animalia : Chordata : Distacodontidae : *Drepanodus*	485.4 - 466 Ma Paleozoic
Odontaspis genus	Animalia : Chordata : Elasmobranchii : Lamniformes : Odontaspididae : *Odontaspis*	61.7 - 56.8 Ma Paleocene
Scapanorhynchus genus	Animalia : Chordata : Elasmobranchii : Lamniformes : Mitsukurinidae : *Scapanorhynchus*	70.6 - 66 Ma Late/Upper Cretaceous
Myliobatis genus	Animalia : Chordata : Elasmobranchii : Myliobatiformes : Myliobatidae : *Myliobatis*	145 - 66 Ma Cretaceous
Chimaeriformes order	Animalia : Chordata : Holocephali : Chimaeriformes	70.6 - 66 Ma Late/Upper Cretaceous
Elasmodus genus	Animalia : Chordata : Chondrichthyes : Holocephali : Edaphodontidae : *Elasmodus*	70.6 - 66 Ma Late/Upper Cretaceous
Ischyodus genus	Animalia : Chordata : Chondrichthyes : Chimaeriformes : Callorhynchidae : *Ischyodus*	70.6 - 66 Ma Late/Upper Cretaceous
Myledaphus genus	Animalia : Chordata : Elasmobranchii : Rhinopristiformes : Rhinobatidae : *Myledaphus*	70.6 - 56.8 Ma Phanerozoic
Osteichthyes unranked clade	Animalia : Chordata : Osteichthyes	70.6 - 66 Ma Late/Upper Cretaceous
Acipenser genus	Animalia : Chordata : Actinopteri : Acipenseriformes : Acipenseridae : *Acipenser*	72.1 - 56.8 Ma Phanerozoic
Lepisosteus genus	Animalia : Chordata : Actinopterygii : Lepisosteiformes : Lepisosteidae : *Lepisosteus*	70.6 - 56.8 Ma Phanerozoic
Belonostomus genus	Animalia : Chordata : Actinopteri : Aspidorhynchidae : *Belonostomus*	61.7 - 56.8 Ma Paleocene
Enchodus genus	Animalia : Chordata : Actinopteri : Salmoniformes : Enchodontidae : *Enchodus*	70.6 - 66 Ma Late/Upper Cretaceous
Archelon genus	Animalia : Chordata : Reptilia : Testudines : Protostegidae : *Archelon*	83.6 - 72.1 Ma Late/Upper Cretaceous
Squamata order	Animalia : Chordata : Reptilia : Squamata	61.7 - 56.8 Ma Paleocene
Platecarpus genus	Animalia : Chordata : Reptilia : Squamata : Mosasauridae : *Platecarpus*	83.6 - 72.1 Ma Late/Upper Cretaceous
Plioplatecarpus genus	Animalia : Chordata : Reptilia : Squamata : Mosasauridae : *Plioplatecarpus*	83.6 - 72.1 Ma Late/Upper Cretaceous
Plesiosauria unranked clade	Animalia : Chordata : Reptilia : Sauropterygia : Plesiosauria	72.1 - 66 Ma Late/Upper Cretaceous
Crocodylia unranked clade	Animalia : Chordata : Reptilia : Crocodylia	72.1 - 56.8 Ma Phanerozoic
Aves class	Animalia : Chordata : Aves	72.1 - 50.3 Ma Phanerozoic
Hesperornithiformes order	Animalia : Chordata : Aves : Hesperornithiformes	72.1 - 66 Ma Late/Upper Cretaceous
Mammalia class	Animalia : Chordata : Mammalia	72.1 - 66 Ma Late/Upper Cretaceous
Urodela family	Animalia : Chordata : Osteichthyes : Caudata : Urodela	72.1 - 66 Ma Late/Upper Cretaceous
Opisthotriton genus	Animalia : Chordata : Osteichthyes : Proteida : Batrachosauroididae : *Opisthotriton*	61.7 - 56.8 Ma Paleocene
Scapherpetontidae family	Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae	72.1 - 66 Ma Late/Upper Cretaceous
Piceoerpeton genus	Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae : *Piceoerpeton*	72.1 - 66 Ma Late/Upper Cretaceous
Scapherpeton genus	Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae : *Scapherpeton*	61.7 - 56.8 Ma Paleocene
Baenidae family	Animalia : Chordata : Reptilia : Testudines : Baenidae	72.1 - 56.8 Ma Phanerozoic
Palatobaena genus	Animalia : Chordata : Reptilia : Testudines : Baenidae : *Palatobaena*	70.6 - 66 Ma Late/Upper Cretaceous
Plesiobaena genus	Animalia : Chordata : Reptilia : Testudines : Baenidae : *Plesiobaena*	72.1 - 66 Ma Late/Upper Cretaceous
Boremys genus	Animalia : Chordata : Reptilia : Testudines : Baenidae : *Boremys*	72.1 - 63.3 Ma Phanerozoic
Neurankylus genus	Animalia : Chordata : Reptilia : Testudines : Baenidae : *Neurankylus*	72.1 - 66 Ma Late/Upper Cretaceous
Compsemys genus	Animalia : Chordata : Reptilia : Testudines : Compsemydidae : *Compsemys*	70.6 - 66 Ma Late/Upper Cretaceous
Adocus genus	Animalia : Chordata : Reptilia : Testudines : Adocidae : *Adocus*	72.1 - 66 Ma Late/Upper Cretaceous
Basilemys genus	Animalia : Chordata : Reptilia : Testudines : Nanhsiungchelyidae : *Basilemys*	72.1 - 66 Ma Late/Upper Cretaceous
Trionychidae family	Animalia : Chordata : Reptilia : Testudines : Trionychidae	72.1 - 56.8 Ma Phanerozoic
Aspideretes genus	Animalia : Chordata : Reptilia : Testudines : Trionychidae : *Aspideretes*	70.6 - 66 Ma Late/Upper Cretaceous
Plastomenus genus	Animalia : Chordata : Reptilia : Testudines : Trionychidae : *Plastomenus*	55.8 - 50.3 Ma Eocene
Testudinoidea superfamily	Animalia : Chordata : Reptilia : Testudines : Testudinoidea	55.8 - 50.3 Ma Eocene
Chelydridae family	Animalia : Chordata : Reptilia : Testudines : Chelydridae	72.1 - 66 Ma Late/Upper Cretaceous
Protochelydra genus	Animalia : Chordata : Reptilia : Testudines : Chelydridae : *Protochelydra*	70.6 - 66 Ma Late/Upper Cretaceous
Champsosaurus genus	Animalia : Chordata : Reptilia : Champsosauridae : *Champsosaurus*	72.1 - 56.8 Ma Phanerozoic
Simoedosaurus genus	Animalia : Chordata : Reptilia : Simoedosauridae : *Simoedosaurus*	61.7 - 56.8 Ma Paleocene
Lacertilia suborder	Animalia : Chordata : Reptilia : Squamata : Lacertilia	72.1 - 66 Ma Late/Upper Cretaceous
Cypressaurus genus	Animalia : Chordata : Reptilia : Squamata : Iguanidae : *Cypressaurus*	37.2 - 33.9 Ma Paleogene
Tinosaurus genus	Animalia : Chordata : Reptilia : Squamata : Agamidae : *Tinosaurus*	37.2 - 33.9 Ma Paleogene
Amphisbaenidae family	Animalia : Chordata : Reptilia : Squamata : Amphisbaenidae	61.7 - 56.8 Ma Paleocene
Rhineura genus	Animalia : Chordata : Reptilia : Squamata : Rhineuridae : *Rhineura*	37.2 - 33.9 Ma Paleogene
Spathorhynchus genus	Animalia : Chordata : Reptilia : Squamata : Rhineuridae : *Spathorhynchus*	37.2 - 33.9 Ma Paleogene
Helodermoides genus	Animalia : Chordata : Reptilia : Squamata : Anguidae : *Helodermoides*	37.2 - 33.9 Ma Paleogene
Peltosaurus genus	Animalia : Chordata : Reptilia : Squamata : Anguidae : *Peltosaurus*	37.2 - 33.9 Ma Paleogene
Xestops genus	Animalia : Chordata : Reptilia : Squamata : Anguidae : *Xestops*	55.8 - 50.3 Ma Eocene
Varanidae family	Animalia : Chordata : Reptilia : Squamata : Varanidae	61.7 - 56.8 Ma Paleocene
Coniophis genus	Animalia : Chordata : Reptilia : Squamata : Aniliidae : *Coniophis*	37.2 - 33.9 Ma Paleogene
Colubridae family	Animalia : Chordata : Reptilia : Squamata : Colubridae	37.2 - 33.9 Ma Paleogene
Alligatoridae family	Animalia : Chordata : Reptilia : Crocodylia : Alligatoridae	70.6 - 66 Ma Late/Upper Cretaceous
Allognathosuchus genus	Animalia : Chordata : Reptilia : Crocodylia : Crocodylidae : *Allognathosuchus*	55.8 - 50.3 Ma Eocene
Crocodylidae family	Animalia : Chordata : Reptilia : Crocodylia : Crocodylidae	72.1 - 50.3 Ma Phanerozoic
Pterosauria order	Animalia : Chordata : Reptilia : Pterosauria	70.6 - 66 Ma Late/Upper Cretaceous
Saurischia unranked clade	Animalia : Chordata : Saurischia	72.1 - 66 Ma Late/Upper Cretaceous
Theropoda unranked clade	Animalia : Chordata : Saurischia : Theropoda	70.6 - 66 Ma Late/Upper Cretaceous
Ornithomimidae family	Animalia : Chordata : Saurischia : Avetheropoda : Ornithomimidae	72.1 - 66 Ma Late/Upper Cretaceous
Dromaeosauridae family	Animalia : Chordata : Reptilia : Dinosauria : Dromaeosauridae	70.6 - 66 Ma Late/Upper Cretaceous
Paronychodon genus	Animalia : Chordata : Saurischia : Avetheropoda : *Paronychodon*	72.1 - 66 Ma Late/Upper Cretaceous
Saurornitholestes genus	Animalia : Chordata : Saurischia : Avetheropoda : Dromaeosauridae : *Saurornitholestes*	72.1 - 66 Ma Late/Upper Cretaceous
Troodon genus	Animalia : Chordata : Saurischia : Avetheropoda : Troodontidae : *Troodon*	72.1 - 66 Ma Late/Upper Cretaceous
Tyrannosauridae family	Animalia : Chordata : Reptilia : Dinosauria : Tyrannosauridae	70.6 - 66 Ma Late/Upper Cretaceous
Ornithischia unranked clade	Animalia : Chordata : Ornithischia	70.6 - 66 Ma Late/Upper Cretaceous
Thescelosaurus genus	Animalia : Chordata : Reptilia : Dinosauria : Thescelosauridae : *Thescelosaurus*	72.1 - 66 Ma Late/Upper Cretaceous
Hadrosauridae family	Animalia : Chordata : Reptilia : Dinosauria : Hadrosauridae	72.1 - 66 Ma Late/Upper Cretaceous
Edmontosaurus genus	Animalia : Chordata : Reptilia : Dinosauria : Hadrosauridae : *Edmontosaurus*	72.1 - 66 Ma Late/Upper Cretaceous
Pachycephalosauridae family	Animalia : Chordata : Ornithischia : Pachycephalosauridae	70.6 - 66 Ma Late/Upper Cretaceous
Ankylosauria unranked clade	Animalia : Chordata : Ornithischia : Ankylosauria	70.6 - 66 Ma Late/Upper Cretaceous
Ceratopsia unranked clade	Animalia : Chordata : Ornithischia : Ceratopsia	72.1 - 66 Ma Late/Upper Cretaceous
Ceratopsidae family	Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae	72.1 - 66 Ma Late/Upper Cretaceous
Triceratops genus	Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae : *Triceratops*	72.1 - 66 Ma Late/Upper Cretaceous
Multituberculata order	Animalia : Chordata : Mammalia : Multituberculata	72.1 - 56.8 Ma Phanerozoic
Ectypodus genus	Animalia : Chordata : Mammalia : Ptilodontidae : *Ectypodus*	61.7 - 56.8 Ma Paleocene
Mesodma genus	Animalia : Chordata : Mammalia : Ptilodontidae : *Mesodma*	66 - 56.8 Ma Paleocene
Neoplagiaulax genus	Animalia : Chordata : Mammalia : Ptilodontidae : *Neoplagiaulax*	61.7 - 56.8 Ma Paleocene
Parectypodus genus	Animalia : Chordata : Mammalia : Ptilodontidae : *Parectypodus*	61.7 - 56.8 Ma Paleocene
Prochetodon genus	Animalia : Chordata : Mammalia : Ptilodontidae : *Prochetodon*	61.7 - 56.8 Ma Paleocene
Ptilodus genus	Animalia : Chordata : Mammalia : Ptilodontidae : *Ptilodus*	61.7 - 56.8 Ma Paleocene
Cimolodon genus	Animalia : Chordata : Mammalia : Cimolodontidae : *Cimolodon*	70.6 - 66 Ma Late/Upper Cretaceous
Meniscoessus genus	Animalia : Chordata : Mammalia : Taeniolabididae : *Meniscoessus*	72.1 - 66 Ma Late/Upper Cretaceous
Microcosmodon genus	Animalia : Chordata : Mammalia : Eucosmodontidae : *Microcosmodon*	61.7 - 56.8 Ma Paleocene
Theria subclass	Animalia : Chordata : Mammalia : Theria	72.1 - 66 Ma Late/Upper Cretaceous
Alphadon genus	Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : *Alphadon*	72.1 - 66 Ma Late/Upper Cretaceous
Peradectes genus	Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : *Peradectes*	61.7 - 33.9 Ma Paleogene
Didelphodon genus	Animalia : Chordata : Mammalia : Didelphimorphia : Stagodontidae : *Didelphodon*	72.1 - 66 Ma Late/Upper Cretaceous
Protungulatum genus	Animalia : Chordata : Mammalia : Scandentia : Tupaiidae : *Protungulatum*	66 - 63.3 Ma Paleocene
Pararyctes genus	Animalia : Chordata : Mammalia : Palaeoryctidae : *Pararyctes*	61.7 - 56.8 Ma Paleocene
Palaeoryctes genus	Animalia : Chordata : Mammalia : Palaeoryctidae : *Palaeoryctes*	61.7 - 56.8 Ma Paleocene
Didelphodus genus	Animalia : Chordata : Mammalia : Cimolestidae : *Didelphodus*	55.8 - 50.3 Ma Eocene
Sinclairella genus	Animalia : Chordata : Mammalia : Apatemyidae : *Sinclairella*	37.2 - 33.9 Ma Paleogene
Gypsonictops genus	Animalia : Chordata : Mammalia : Pilosa : Gypsonictopidae : *Gypsonictops*	72.1 - 66 Ma Late/Upper Cretaceous
Prodiacodon genus	Animalia : Chordata : Mammalia : Pilosa : Leptictidae : *Prodiacodon*	61.7 - 56.8 Ma Paleocene
Bisonalveus genus	Animalia : Chordata : Mammalia : Pantolestidae : *Bisonalveus*	61.7 - 56.8 Ma Paleocene
Palaeosinopa genus	Animalia : Chordata : Mammalia : Pantolestidae : *Palaeosinopa*	55.8 - 50.3 Ma Eocene
Propalaeosinopa genus	Animalia : Chordata : Mammalia : Pantolestidae : *Propalaeosinopa*	61.7 - 56.8 Ma Paleocene
Ignacius genus	Animalia : Chordata : Mammalia : Primates : Paromomyidae : *Ignacius*	61.7 - 33.9 Ma Paleogene
Insectivora order	Animalia : Chordata : Mammalia : Insectivora	61.7 - 50.3 Ma Paleogene
Ankylodon genus	Animalia : Chordata : Mammalia : Erinaceomorpha : Amphilemuridae : *Ankylodon*	37.2 - 33.9 Ma Paleogene
Entomolestes genus	Animalia : Chordata : Mammalia : Erinaceomorpha : Erinaceidae : *Entomolestes*	61.7 - 56.8 Ma Paleocene
Domnina genus	Animalia : Chordata : Mammalia : Soricomorpha : Soricidae : *Domnina*	37.2 - 33.9 Ma Paleogene
Leptacodon genus	Animalia : Chordata : Mammalia : Erinaceomorpha : Adapisoricidae : *Leptacodon*	61.7 - 50.3 Ma Paleogene
Apternodus genus	Animalia : Chordata : Mammalia : Apternodontidae : *Apternodus*	37.2 - 33.9 Ma Paleogene
Pantodonta suborder	Animalia : Chordata : Mammalia : Cimolesta : Pantodonta	61.7 - 56.8 Ma Paleocene
Titanoides genus	Animalia : Chordata : Mammalia : Titanoideidae : *Titanoides*	61.7 - 56.8 Ma Paleocene
Chiroptera order	Animalia : Chordata : Mammalia : Chiroptera	37.2 - 33.9 Ma Paleogene
Picrodontidae family	Animalia : Chordata : Mammalia : Primates : Picrodontidae	61.7 - 56.8 Ma Paleocene
Nannodectes genus	Animalia : Chordata : Mammalia : Primates : Plesiadapidae : *Nannodectes*	61.7 - 56.8 Ma Paleocene
Plesiadapis genus	Animalia : Chordata : Mammalia : Primates : *Plesiadapis*	61.7 - 56.8 Ma Paleocene
Teilhardina genus	Animalia : Chordata : Mammalia : Primates : Anaptomorphidae : *Teilhardina*	55.8 - 50.3 Ma Eocene
Hyaenodontidae family	Animalia : Chordata : Mammalia : Hyaenodontidae	55.8 - 50.3 Ma Eocene
Didymictis genus	Animalia : Chordata : Mammalia : Carnivora : Viverravidae : *Didymictis*	55.8 - 50.3 Ma Eocene
Miacidae family	Animalia : Chordata : Mammalia : Carnivora : Miacidae	61.7 - 56.8 Ma Paleocene
Miacis genus	Animalia : Chordata : Mammalia : Carnivora : Miacidae : *Miacis*	55.8 - 50.3 Ma Eocene
Dinictis genus	Animalia : Chordata : Mammalia : Carnivora : Nimravidae : *Dinictis*	33.9 - 33.3 Ma Oligocene
Hesperocyon genus	Animalia : Chordata : Mammalia : Carnivora : Canidae : *Hesperocyon*	33.9 - 33.3 Ma Oligocene
Daphoenus genus	Animalia : Chordata : Mammalia : Carnivora : Amphicyonidae : *Daphoenus*	37.2 - 33.3 Ma Paleogene
Rodentia order	Animalia : Chordata : Mammalia : Rodentia	33.3 - 30.8 Ma Oligocene
Pipestoneomys genus	Animalia : Chordata : Mammalia : Rodentia : Parapedetidae : *Pipestoneomys*	37.2 - 33.9 Ma Paleogene
Prolapsus genus	Animalia : Chordata : Mammalia : Rodentia : Parapedetidae : *Prolapsus*	37.2 - 33.9 Ma Paleogene
Ischyromys genus	Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : *Ischyromys*	33.9 - 33.3 Ma Oligocene
Ardynomys genus	Animalia : Chordata : Mammalia : Rodentia : Cylindrodontidae : *Ardynomys*	37.2 - 33.9 Ma Paleogene
Pseudocylindrodon genus	Animalia : Chordata : Mammalia : Rodentia : Cylindrodontidae : *Pseudocylindrodon*	37.2 - 33.9 Ma Paleogene
Aplodontidae family	Animalia : Chordata : Mammalia : Rodentia : Aplodontidae	33.3 - 30.8 Ma Oligocene
Reithroparamys genus	Animalia : Chordata : Mammalia : Rodentia : Reithroparamyidae : *Reithroparamys*	55.8 - 50.3 Ma Eocene
Cedromus genus	Animalia : Chordata : Mammalia : Rodentia : Sciuridae : *Cedromus*	33.3 - 30.8 Ma Oligocene
Castoridae family	Animalia : Chordata : Mammalia : Rodentia : Castoridae	30.8 - 20.43 Ma Cenozoic
Centimanomys genus	Animalia : Chordata : Mammalia : Rodentia : Eomyidae : *Centimanomys*	37.2 - 33.9 Ma Paleogene
Paradjidaumo genus	Animalia : Chordata : Mammalia : Rodentia : Eomyidae : *Paradjidaumo*	33.3 - 30.8 Ma Oligocene
Eumys genus	Animalia : Chordata : Mammalia : Rodentia : Muridae : *Eumys*	33.3 - 30.8 Ma Oligocene
Leporidae family	Animalia : Chordata : Mammalia : Lagomorpha : Leporidae	33.9 - 33.3 Ma Oligocene
Megalagus genus	Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : *Megalagus*	33.9 - 33.3 Ma Oligocene
Palaeolagus genus	Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : *Palaeolagus*	33.3 - 30.8 Ma Oligocene
Condylarthra suborder	Animalia : Chordata : Mammalia : Condylarthra	61.7 - 56.8 Ma Paleocene
Arctocyonidae family	Animalia : Chordata : Mammalia : Arctocyonidae	61.7 - 56.8 Ma Paleocene
Arctocyon genus	Animalia : Chordata : Mammalia : Arctocyonidae : *Arctocyon*	61.7 - 56.8 Ma Paleocene
Thryptacodon genus	Animalia : Chordata : Mammalia : Arctocyonidae : *Thryptacodon*	61.7 - 56.8 Ma Paleocene
Hyopsodus genus	Animalia : Chordata : Mammalia : Hyopsodontidae : *Hyopsodus*	55.8 - 50.3 Ma Eocene
Ectocion genus	Animalia : Chordata : Mammalia : Phenacodontidae : *Ectocion*	61.7 - 56.8 Ma Paleocene
Phenacodontidae family	Animalia : Chordata : Mammalia : Phenacodontidae	61.7 - 56.8 Ma Paleocene
Phenacodus genus	Animalia : Chordata : Mammalia : Phenacodontidae : *Phenacodus*	61.7 - 56.8 Ma Paleocene
Diacodexis genus	Animalia : Chordata : Mammalia : Artiodactyla : Dichobunidae : *Diacodexis*	55.8 - 50.3 Ma Eocene
Anthracotheriidae family	Animalia : Chordata : Mammalia : Artiodactyla : Anthracotheriidae	37.2 - 33.9 Ma Paleogene
Bothriodon genus	Animalia : Chordata : Mammalia : Artiodactyla : Anthracotheriidae : *Bothriodon*	33.9 - 33.3 Ma Oligocene
Merycoidodontidae family	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae	33.9 - 30.8 Ma Oligocene
Brachycrus genus	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : *Brachycrus*	20.43 - 15.97 Ma Miocene
Merychyus genus	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : *Merychyus*	30.8 - 20.43 Ma Cenozoic
Merycochoerus genus	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : *Merycochoerus*	30.8 - 20.43 Ma Cenozoic
Merycoidodon genus	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : *Merycoidodon*	33.9 - 33.3 Ma Oligocene
Poebrotherium genus	Animalia : Chordata : Mammalia : Artiodactyla : Camelidae : *Poebrotherium*	37.2 - 33.3 Ma Paleogene
Protoceras genus	Animalia : Chordata : Mammalia : Artiodactyla : Protoceratidae : *Protoceras*	33.3 - 30.8 Ma Oligocene
Hypertragulus genus	Animalia : Chordata : Mammalia : Artiodactyla : Hypertragulidae : *Hypertragulus*	30.8 - 20.43 Ma Cenozoic
Nanotragulus genus	Animalia : Chordata : Mammalia : Artiodactyla : Hypertragulidae : *Nanotragulus*	33.3 - 30.8 Ma Oligocene
Dissacus genus	Animalia : Chordata : Mammalia : Cetacea : Mesonychidae : *Dissacus*	63.3 - 61.7 Ma Paleocene
Equidae family	Animalia : Chordata : Mammalia : Perissodactyla : Equidae	55.8 - 33.3 Ma Paleogene
Miohippus genus	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : *Miohippus*	33.3 - 30.8 Ma Oligocene
Brontotheriidae family	Animalia : Chordata : Mammalia : Perissodactyla : Brontotheriidae	37.2 - 33.9 Ma Paleogene
Toxotherium genus	Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae : *Toxotherium*	37.2 - 33.9 Ma Paleogene
Hyracodon genus	Animalia : Chordata : Mammalia : Perissodactyla : Hyracodontidae : *Hyracodon*	33.3 - 30.8 Ma Oligocene
Metamynodon genus	Animalia : Chordata : Mammalia : Perissodactyla : Amynodontidae : *Metamynodon*	33.9 - 33.3 Ma Oligocene
Rhinocerotidae family	Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae	33.9 - 33.3 Ma Oligocene
Trigonias genus	Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae : *Trigonias*	37.2 - 33.9 Ma Paleogene
Palaeanodon genus	Animalia : Chordata : Mammalia : Metacheiromyidae : *Palaeanodon*	55.8 - 50.3 Ma Eocene
Amphicaenopus platycephalus species	Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae : Amphicaenopus : *Amphicaenopus platycephalus*	30.8 - 20.43 Ma Cenozoic
Diceratherium tridactylum species	Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae : Diceratherium : *Diceratherium tridactylum*	33.3 - 20.43 Ma Cenozoic
Leptodontomys douglassi species	Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Leptodontomys : *Leptodontomys douglassi*	30.8 - 20.43 Ma Cenozoic
Paradjidaumo hansonorum species	Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Paradjidaumo : *Paradjidaumo hansonorum*	37.2 - 33.9 Ma Paleogene
Yoderimys stewarti species	Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Yoderimys : *Yoderimys stewarti*	37.2 - 33.9 Ma Paleogene
Agnotocastor praetereadens species	Animalia : Chordata : Mammalia : Rodentia : Castoridae : Agnotocastor : *Agnotocastor praetereadens*	33.9 - 33.3 Ma Oligocene
Aletodon quadravus species	Animalia : Chordata : Mammalia : Hyopsodontidae : Aletodon : *Aletodon quadravus*	61.7 - 56.8 Ma Paleocene
Alphadon marshi species	Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Alphadon : *Alphadon marshi*	72.1 - 66 Ma Late/Upper Cretaceous
Alveugena carbonensis species	Animalia : Chordata : Mammalia : Cimolestidae : Alveugena : *Alveugena carbonensis*	66 - 63.3 Ma Paleocene
Mesohippus westoni species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Mesohippus : *Mesohippus westoni*	37.2 - 33.9 Ma Paleogene
Oligoryctes altitalonidus species	Animalia : Chordata : Mammalia : Apternodontidae : Oligoryctes : *Oligoryctes altitalonidus*	33.9 - 33.3 Ma Oligocene
Archaeotherium mortoni species	Animalia : Chordata : Mammalia : Artiodactyla : Entelodontidae : Archaeotherium : *Archaeotherium mortoni*	33.9 - 33.3 Ma Oligocene
Oligoscalops galbreathi species	Animalia : Chordata : Mammalia : Proscalopidae : Oligoscalops : *Oligoscalops galbreathi*	33.9 - 33.3 Ma Oligocene
Bisonalveus holtzmani species	Animalia : Chordata : Mammalia : Pantolestidae : Bisonalveus : *Bisonalveus holtzmani*	61.7 - 56.8 Ma Paleocene
Hesperocyon gregarius species	Animalia : Chordata : Mammalia : Carnivora : Canidae : Hesperocyon : *Hesperocyon gregarius*	37.2 - 30.8 Ma Paleogene
Carpodaptes hazelae species	Animalia : Chordata : Mammalia : Primates : Carpolestidae : Carpodaptes : *Carpodaptes hazelae*	61.7 - 56.8 Ma Paleocene
Carpodaptes hobackensis species	Animalia : Chordata : Mammalia : Primates : Carpolestidae : Carpodaptes : *Carpodaptes hobackensis*	61.7 - 56.8 Ma Paleocene
Centetodon chadronensis species	Animalia : Chordata : Mammalia : Geolabididae : Centetodon : *Centetodon chadronensis*	37.2 - 33.9 Ma Paleogene
Altacreodus magnus species	Animalia : Chordata : Mammalia : Creodonta : Altacreodus : *Altacreodus magnus*	72.1 - 66 Ma Late/Upper Cretaceous
Cimolodon nitidus species	Animalia : Chordata : Mammalia : Cimolodontidae : Cimolodon : *Cimolodon nitidus*	72.1 - 66 Ma Late/Upper Cretaceous
Conoryctella dragonensis species	Animalia : Chordata : Mammalia : Stylinodontidae : Conoryctella : *Conoryctella dragonensis*	63.3 - 61.7 Ma Paleocene
Cylindrodon collinus species	Animalia : Chordata : Mammalia : Rodentia : Cylindrodontidae : Cylindrodon : *Cylindrodon collinus*	37.2 - 33.9 Ma Paleogene
Microsyops angustidens species	Animalia : Chordata : Mammalia : Primates : Microsyopidae : Microsyops : *Microsyops angustidens*	55.8 - 50.3 Ma Eocene
Adunator minutus species	Animalia : Chordata : Mammalia : Macroscelidea : Adunator : *Adunator minutus*	61.7 - 56.8 Ma Paleocene
Bessoecetor septentrionalis species	Animalia : Chordata : Mammalia : Cimolesta : Pantolestidae : Bessoecetor : *Bessoecetor septentrionalis*	61.7 - 56.8 Ma Paleocene
Prodiacodon tauricinerei species	Animalia : Chordata : Mammalia : Leptictidae : Prodiacodon : *Prodiacodon tauricinerei*	55.8 - 50.3 Ma Eocene
Herpetotherium valens species	Animalia : Chordata : Mammalia : Marsupialia : Herpetotheriidae : Herpetotherium : *Herpetotherium valens*	37.2 - 33.9 Ma Paleogene
Bryanictis microlestes species	Animalia : Chordata : Mammalia : Viverravidae : Protictis : *Bryanictis microlestes*	61.7 - 56.8 Ma Paleocene
Meniscoessus robustus species	Animalia : Chordata : Mammalia : Multituberculata : Cimolomyidae : Meniscoessus : *Meniscoessus robustus*	72.1 - 66 Ma Late/Upper Cretaceous
Domnina thompsoni species	Animalia : Chordata : Mammalia : Soricomorpha : Soricidae : Domnina : *Domnina thompsoni*	37.2 - 33.9 Ma Paleogene
Ectocion collinus species	Animalia : Chordata : Mammalia : Phenacodontidae : Ectocion : *Ectocion collinus*	61.7 - 56.8 Ma Paleocene
Essonodon browni species	Animalia : Chordata : Mammalia : Eucosmodontidae : Essonodon : *Essonodon browni*	72.1 - 66 Ma Late/Upper Cretaceous
Eumys elegans species	Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Eumys : *Eumys elegans*	33.9 - 33.3 Ma Oligocene
Eutypomys hibernodus species	Animalia : Chordata : Mammalia : Rodentia : Eutypomyidae : Eutypomys : *Eutypomys hibernodus*	33.9 - 33.3 Ma Oligocene
Eutypomys parvus species	Animalia : Chordata : Mammalia : Rodentia : Eutypomyidae : Eutypomys : *Eutypomys parvus*	37.2 - 33.9 Ma Paleogene
Glasbius twitchelli species	Animalia : Chordata : Mammalia : Paucituberculata : Glasbiidae : Glasbius : *Glasbius twitchelli*	72.1 - 66 Ma Late/Upper Cretaceous
Paradjidaumo trilophus species	Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Paradjidaumo : *Paradjidaumo trilophus*	37.2 - 33.3 Ma Paleogene
Gypsonictops illuminatus species	Animalia : Chordata : Mammalia : Pilosa : Gypsonictopidae : Gypsonictops : *Gypsonictops illuminatus*	70.6 - 66 Ma Late/Upper Cretaceous
Dorraletes diminutivus species	Animalia : Chordata : Mammalia : Macroscelidea : Apheliscidae : Dorraletes : *Dorraletes diminutivus*	61.7 - 56.8 Ma Paleocene
Heliscomys vetus species	Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Heliscomys : *Heliscomys vetus*	37.2 - 33.9 Ma Paleogene
Elomeryx armatus species	Animalia : Chordata : Mammalia : Artiodactyla : Anthracotheriidae : Elomeryx : *Elomeryx armatus*	33.3 - 24.8 Ma Oligocene
Peratherium fugax species	Animalia : Chordata : Mammalia : Marsupialia : Herpetotheriidae : Herpetotherium : *Peratherium fugax*	37.2 - 33.9 Ma Paleogene
Centetodon marginalis species	Animalia : Chordata : Mammalia : Lipotyphla : Geolabididae : Centetodon : *Centetodon marginalis*	33.9 - 33.3 Ma Oligocene
Homogalax aureus species	Animalia : Chordata : Mammalia : Perissodactyla : Isectolophidae : Homogalax : *Homogalax aureus*	55.8 - 50.3 Ma Eocene
Hyopsodus loomisi species	Animalia : Chordata : Mammalia : Hyopsodontidae : Hyopsodus : *Hyopsodus loomisi*	55.8 - 50.3 Ma Eocene
Leptictis acutidens species	Animalia : Chordata : Mammalia : Leptictidae : Leptictis : *Leptictis acutidens*	37.2 - 33.9 Ma Paleogene
Leptictis dakotensis species	Animalia : Chordata : Mammalia : Leptictidae : Leptictis : *Leptictis dakotensis*	33.9 - 33.3 Ma Oligocene
Ignacius frugivorus species	Animalia : Chordata : Mammalia : Primates : Paromomyidae : Ignacius : *Ignacius frugivorus*	61.7 - 56.8 Ma Paleocene
Ischyromys junctus species	Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Ischyromys : *Ischyromys junctus*	37.2 - 33.9 Ma Paleogene
Ischyromys typus species	Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Ischyromys : *Ischyromys typus*	33.9 - 33.3 Ma Oligocene
Ischyromys veterior species	Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Ischyromys : *Ischyromys veterior*	37.2 - 33.9 Ma Paleogene
Labidolemur soricoides species	Animalia : Chordata : Mammalia : Apatemyidae : Labidolemur : *Labidolemur soricoides*	61.7 - 56.8 Ma Paleocene
Leptacodon tener species	Animalia : Chordata : Mammalia : Erinaceomorpha : Adapisoricidae : Leptacodon : *Leptacodon tener*	61.7 - 56.8 Ma Paleocene
Leptauchenia decora species	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Leptauchenia : *Leptauchenia decora*	33.3 - 30.8 Ma Oligocene
Leptomeryx evansi species	Animalia : Chordata : Mammalia : Artiodactyla : Leptomerycidae : Leptomeryx : *Leptomeryx evansi*	33.9 - 33.3 Ma Oligocene
Leptomeryx yoderi species	Animalia : Chordata : Mammalia : Artiodactyla : Leptomerycidae : Leptomeryx : *Leptomeryx yoderi*	37.2 - 33.9 Ma Paleogene
Litocherus zygeus species	Animalia : Chordata : Mammalia : Macroscelidea : Litocherus : *Litocherus zygeus*	61.7 - 56.8 Ma Paleocene
Megalonyx jeffersonii species	Animalia : Chordata : Mammalia : Xenarthra : Megalonychidae : Megalonyx : *Megalonyx jeffersonii*	0.126 - 0.0117 Ma Pleistocene
Merycoidodon (Merycoidodon) culbertsoni species	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Merycoidodon : *Merycoidodon (Merycoidodon) culbertsoni*	33.9 - 33.3 Ma Oligocene
Mesodma pygmaea species	Animalia : Chordata : Mammalia : Ptilodontidae : Mesodma : *Mesodma pygmaea*	61.7 - 56.8 Ma Paleocene
Mesodma thompsoni species	Animalia : Chordata : Mammalia : Ptilodontidae : Mesodma : *Mesodma thompsoni*	72.1 - 66 Ma Late/Upper Cretaceous
Miohippus obliquidens species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Miohippus : *Miohippus obliquidens*	33.3 - 24.8 Ma Oligocene
Mesohippus propinquus species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Mesohippus : *Mesohippus propinquus*	37.2 - 33.9 Ma Paleogene
Centetodon magnus species	Animalia : Chordata : Mammalia : Lipotyphla : Geolabididae : Centetodon : *Centetodon magnus*	37.2 - 33.9 Ma Paleogene
Coryphodon armatus species	Animalia : Chordata : Mammalia : Cimolesta : Coryphodontidae : Coryphodon : *Coryphodon armatus*	55.8 - 50.3 Ma Eocene
Micropternodus borealis species	Animalia : Chordata : Mammalia : Micropternodontidae : Micropternodus : *Micropternodus borealis*	37.2 - 33.9 Ma Paleogene
Miniochoerus starkensis species	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Miniochoerus : *Miniochoerus starkensis*	33.9 - 33.3 Ma Oligocene
Neoplagiaulax mckennai species	Animalia : Chordata : Mammalia : Ptilodontidae : Neoplagiaulax : *Neoplagiaulax mckennai*	61.7 - 56.8 Ma Paleocene
Neoplagiaulax nanophus species	Animalia : Chordata : Mammalia : Ptilodontidae : Neoplagiaulax : *Neoplagiaulax nanophus*	61.7 - 56.8 Ma Paleocene
Archaeocyon leptodus species	Animalia : Chordata : Mammalia : Carnivora : Canidae : Archaeocyon : *Archaeocyon leptodus*	30.8 - 20.43 Ma Cenozoic
Oligoryctes cameronensis species	Animalia : Chordata : Mammalia : Apternodontidae : Oligoryctes : *Oligoryctes cameronensis*	37.2 - 33.9 Ma Paleogene
Oligotheriomys primus species	Animalia : Chordata : Mammalia : Rodentia : Castoridae : Oligotheriomys : *Oligotheriomys primus*	33.9 - 33.3 Ma Oligocene
Merycoidodon (Otarohyus) bullatus species	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Merycoidodon : *Merycoidodon (Otarohyus) bullatus*	33.9 - 33.3 Ma Oligocene
Merycoidodon (Otarohyus) major species	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Merycoidodon : *Merycoidodon (Otarohyus) major*	33.9 - 33.3 Ma Oligocene
Osbornodon renjiei species	Animalia : Chordata : Mammalia : Carnivora : Canidae : Osbornodon : *Osbornodon renjiei*	33.9 - 33.3 Ma Oligocene
Oxyacodon priscilla species	Animalia : Chordata : Mammalia : Periptychidae : Oxyacodon : *Oxyacodon priscilla*	66 - 63.3 Ma Paleocene
Megalagus brachyodon species	Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Megalagus : *Megalagus brachyodon*	37.2 - 33.9 Ma Paleogene
Palaeolagus haydeni species	Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Palaeolagus : *Palaeolagus haydeni*	33.9 - 33.3 Ma Oligocene
Palaeolagus temnodon species	Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Palaeolagus : *Palaeolagus temnodon*	37.2 - 33.9 Ma Paleogene
Palaeoryctes punctatus species	Animalia : Chordata : Mammalia : Palaeoryctidae : Palaeoryctes : *Palaeoryctes punctatus*	61.7 - 56.8 Ma Paleocene
Paleotomus senior species	Animalia : Chordata : Mammalia : Cimolesta : Cimolestidae : Paleotomus : *Paleotomus senior*	61.7 - 56.8 Ma Paleocene
Mesohippus bairdi species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Mesohippus : *Mesohippus bairdi*	33.9 - 33.3 Ma Oligocene
Paramys excavatus species	Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Paramys : *Paramys excavatus*	55.8 - 50.3 Ma Eocene
Lophiparamys murinus species	Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Lophiparamys : *Lophiparamys murinus*	55.8 - 50.3 Ma Eocene
Pararyctes pattersoni species	Animalia : Chordata : Mammalia : Palaeoryctidae : Pararyctes : *Pararyctes pattersoni*	61.7 - 56.8 Ma Paleocene
Ectypodus lovei species	Animalia : Chordata : Mammalia : Multituberculata : Neoplagiaulacidae : Ectypodus : *Ectypodus lovei*	37.2 - 33.9 Ma Paleogene
Parectypodus lunatus species	Animalia : Chordata : Mammalia : Ptilodontidae : Parectypodus : *Parectypodus lunatus*	55.8 - 50.3 Ma Eocene
Aletridelphys florencae species	Animalia : Chordata : Mammalia : Pediomyidae : Aletridelphys : *Aletridelphys florencae*	72.1 - 66 Ma Late/Upper Cretaceous
Cantius frugivorus species	Animalia : Chordata : Mammalia : Primates : Notharctidae : Cantius : *Cantius frugivorus*	55.8 - 50.3 Ma Eocene
Peradectes elegans species	Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Peradectes : *Peradectes elegans*	61.7 - 56.8 Ma Paleocene
Phenacodus grangeri species	Animalia : Chordata : Mammalia : Phenacodontidae : Phenacodus : *Phenacodus grangeri*	61.7 - 56.8 Ma Paleocene
Phenacodus magnus species	Animalia : Chordata : Mammalia : Phenacodontidae : Phenacodus : *Phenacodus magnus*	61.7 - 56.8 Ma Paleocene
Plesiadapis anceps species	Animalia : Chordata : Mammalia : Primates : Plesiadapidae : Plesiadapis : *Plesiadapis anceps*	61.7 - 56.8 Ma Paleocene
Plesiadapis churchilli species	Animalia : Chordata : Mammalia : Primates : Plesiadapidae : Plesiadapis : *Plesiadapis churchilli*	61.7 - 56.8 Ma Paleocene
Plesiadapis fodinatus species	Animalia : Chordata : Mammalia : Primates : Plesiadapidae : Plesiadapis : *Plesiadapis fodinatus*	61.7 - 56.8 Ma Paleocene
Poebrotherium wilsoni species	Animalia : Chordata : Mammalia : Artiodactyla : Camelidae : Poebrotherium : *Poebrotherium wilsoni*	33.9 - 33.3 Ma Oligocene
Prochetodon foxi species	Animalia : Chordata : Mammalia : Ptilodontidae : Prochetodon : *Prochetodon foxi*	61.7 - 56.8 Ma Paleocene
Propalaeosinopa albertensis species	Animalia : Chordata : Mammalia : Pantolestidae : Propalaeosinopa : *Propalaeosinopa albertensis*	61.7 - 56.8 Ma Paleocene
Altasciurus albiclivus species	Animalia : Chordata : Mammalia : Rodentia : Aplodontidae : Altasciurus : *Altasciurus albiclivus*	33.9 - 33.3 Ma Oligocene
Prosciurus vetustus species	Animalia : Chordata : Mammalia : Rodentia : Aplodontidae : Prosciurus : *Prosciurus vetustus*	37.2 - 33.9 Ma Paleogene
Protictis paralus species	Animalia : Chordata : Mammalia : Carnivora : Viverravidae : Protictis : *Protictis paralus*	61.7 - 56.8 Ma Paleocene
Ptilodus kummae species	Animalia : Chordata : Mammalia : Ptilodontidae : Ptilodus : *Ptilodus kummae*	61.7 - 56.8 Ma Paleocene
Ptilodus montanus species	Animalia : Chordata : Mammalia : Ptilodontidae : Ptilodus : *Ptilodus montanus*	61.7 - 56.8 Ma Paleocene
Ptilodus wyomingensis species	Animalia : Chordata : Mammalia : Ptilodontidae : Ptilodus : *Ptilodus wyomingensis*	61.7 - 56.8 Ma Paleocene
Subhyracodon occidentalis species	Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae : Subhyracodon : *Subhyracodon occidentalis*	33.9 - 33.3 Ma Oligocene
Douglassciurus jeffersoni species	Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Douglassciurus : *Douglassciurus jeffersoni*	37.2 - 33.9 Ma Paleogene
Plesiadapis rex species	Animalia : Chordata : Mammalia : Primates : Plesiadapidae : Plesiadapis : *Plesiadapis rex*	61.7 - 56.8 Ma Paleocene
Tetonoides pearcei species	Animalia : Chordata : Mammalia : Primates : Anaptomorphidae : Anemorhysis : *Tetonoides pearcei*	55.8 - 50.3 Ma Eocene
Thryptacodon australis species	Animalia : Chordata : Mammalia : Arctocyonidae : Thryptacodon : *Thryptacodon australis*	61.7 - 56.8 Ma Paleocene
Titanoides primaevus species	Animalia : Chordata : Mammalia : Titanoideidae : Titanoides : *Titanoides primaevus*	61.7 - 56.8 Ma Paleocene
Unuchinia dysmathes species	Animalia : Chordata : Mammalia : Apatemyidae : Unuchinia : *Unuchinia dysmathes*	61.7 - 56.8 Ma Paleocene
Fagaceae family	Plantae : Tracheophyta : Magnoliopsida : Fagales : Fagaceae	70.6 - 66 Ma Late/Upper Cretaceous
Thescelosaurus neglectus species	Animalia : Chordata : Reptilia : Dinosauria : Thescelosauridae : Thescelosaurus : *Thescelosaurus neglectus*	72.1 - 66 Ma Late/Upper Cretaceous
Aesculus hickeyi species	Plantae : Tracheophyta : Magnoliopsida : Sapindales : Sapindaceae : Aesculus : *Aesculus hickeyi*	66 - 56 Ma Paleocene
Platanaceae family	Plantae : Tracheophyta : Magnoliopsida : Proteales : Platanaceae	70.6 - 55.8 Ma Phanerozoic
Coeluridae family	Animalia : Chordata : Saurischia : Avetheropoda : Coeluridae	72.1 - 66 Ma Late/Upper Cretaceous
Thamnophis genus	Animalia : Chordata : Reptilia : Squamata : Natricidae : *Thamnophis*	0.126 - 0.0117 Ma Pleistocene
Brachychampsa montana species	Animalia : Chordata : Reptilia : Crocodylia : Crocodylidae : Brachychampsa : *Brachychampsa montana*	72.1 - 66 Ma Late/Upper Cretaceous
Tetrapoda unranked clade	Animalia : Chordata : Osteichthyes : Tetrapoda	72.1 - 66 Ma Late/Upper Cretaceous
Anguimorpha suborder	Animalia : Chordata : Reptilia : Squamata : Anguimorpha	37.2 - 33.9 Ma Paleogene
Caudata order	Animalia : Chordata : Amphibia : Caudata	72.1 - 66 Ma Late/Upper Cretaceous
Beringiaphyllum cupanioides species	Beringiaphyllum : *Beringiaphyllum cupanioides*	56.8 - 55.8 Ma Paleogene
Viburnum genus	Plantae : Tracheophyta : Magnoliopsida : Dipsacales : Adoxaceae : *Viburnum*	66 - 56 Ma Paleocene
Platanus raynoldsi species	Plantae : Spermatophyta : Magnoliopsida : Proteales : Platanaceae : Platanus : *Platanus raynoldsi*	66 - 56 Ma Paleocene
Hadrosaurinae subfamily	Animalia : Chordata : Ornithischia : Hadrosauridae : Hadrosaurinae	72.1 - 66 Ma Late/Upper Cretaceous
Celtis aspera species	Plantae : Tracheophyta : Magnoliopsida : Rosales : Cannabaceae : Celtis : *Celtis aspera*	66 - 56 Ma Paleocene
Nordenskioldia borealis species	Nordenskioldia : *Nordenskioldia borealis*	70.6 - 55.8 Ma Phanerozoic
Rhamnaceae family	Plantae : Tracheophyta : Magnoliopsida : Rosales : Rhamnaceae	70.6 - 66 Ma Late/Upper Cretaceous
Liriodendron genus	Plantae : Tracheophyta : Magnoliopsida : Magnoliales : Magnoliaceae : *Liriodendron*	72.1 - 66 Ma Late/Upper Cretaceous
Limnobiophyllum scutatum species	Plantae : Tracheophyta : Liliopsida : Limnobiophyllum : *Limnobiophyllum scutatum*	70.6 - 63.3 Ma Phanerozoic
Ficus genus	Plantae : Tracheophyta : Magnoliopsida : Rosales : Moraceae : *Ficus*	70.6 - 56 Ma Phanerozoic
Laurales order	Plantae : Tracheophyta : Magnoliopsida : Laurales	70.6 - 66 Ma Late/Upper Cretaceous
Rosidae subclass	Plantae : Spermatophyta : Magnoliopsida : Rosidae	70.6 - 61.7 Ma Phanerozoic
Alligatorinae subfamily	Animalia : Chordata : Reptilia : Crocodylia : Alligatoridae : Alligatorinae	70.6 - 66 Ma Late/Upper Cretaceous
Edmontosaurus annectens species	Animalia : Chordata : Ornithischia : Hadrosauridae : Edmontosaurus : *Edmontosaurus annectens*	70.6 - 66 Ma Late/Upper Cretaceous
Caenagnathidae family	Animalia : Chordata : Saurischia : Avetheropoda : Caenagnathidae	72.1 - 66 Ma Late/Upper Cretaceous
Quercus genus	Plantae : Tracheophyta : Magnoliopsida : Fagales : Fagaceae : *Quercus*	66 - 56 Ma Paleocene
Ulmaceae family	Plantae : Tracheophyta : Magnoliopsida : Rosales : Ulmaceae	70.6 - 66 Ma Late/Upper Cretaceous
Artocarpus lessigiana species	Plantae : Tracheophyta : Magnoliopsida : Rosales : Moraceae : Artocarpus : *Artocarpus lessigiana*	72.1 - 66 Ma Late/Upper Cretaceous
Nelumbium genus	Plantae : Tracheophyta : Magnoliopsida : Proteales : Nelumbonaceae : *Nelumbium*	61.7 - 56.8 Ma Paleocene
Cercidiphyllum genus	Plantae : Tracheophyta : Magnoliopsida : Saxifragales : Cercidiphyllaceae : *Cercidiphyllum*	72.1 - 56 Ma Phanerozoic
Cercidiphyllaceae family	Plantae : Tracheophyta : Magnoliopsida : Saxifragales : Cercidiphyllaceae	70.6 - 66 Ma Late/Upper Cretaceous
Magnoliaceae family	Plantae : Tracheophyta : Magnoliopsida : Magnoliales : Magnoliaceae	70.6 - 66 Ma Late/Upper Cretaceous
Cinnamomum genus	Plantae : Tracheophyta : Magnoliopsida : Laurales : Lauraceae : *Cinnamomum*	70.6 - 66 Ma Late/Upper Cretaceous
Laurophyllum genus	Plantae : Tracheophyta : Magnoliopsida : Laurales : Lauraceae : *Laurophyllum*	70.6 - 66 Ma Late/Upper Cretaceous
Rosaceae family	Plantae : Tracheophyta : Magnoliopsida : Rosales : Rosaceae	70.6 - 66 Ma Late/Upper Cretaceous
Celastrus genus	Plantae : Tracheophyta : Magnoliopsida : Celastrales : Celastraceae : *Celastrus*	70.6 - 66 Ma Late/Upper Cretaceous
Acer genus	Plantae : Tracheophyta : Magnoliopsida : Sapindales : Sapindaceae : *Acer*	56.8 - 55.8 Ma Paleogene
Rhamnus genus	Plantae : Tracheophyta : Magnoliopsida : Rosales : Rhamnaceae : *Rhamnus*	72.1 - 66 Ma Late/Upper Cretaceous
Nyssa genus	Plantae : Tracheophyta : Magnoliopsida : Cornales : Nyssaceae : *Nyssa*	66 - 56 Ma Paleocene
Cornus genus	Plantae : Tracheophyta : Magnoliopsida : Cornales : Cornaceae : *Cornus*	72.1 - 55.8 Ma Phanerozoic
Fraxinus genus	Plantae : Tracheophyta : Magnoliopsida : Lamiales : Oleaceae : *Fraxinus*	66 - 56 Ma Paleocene
Phyllites genus	Plantae : Tracheophyta : Magnoliopsida : *Phyllites*	66 - 56 Ma Paleocene
Lycopsida class	Plantae : Pteridophyta : Lycopsida	70.6 - 63.3 Ma Phanerozoic
Hymenophyllaceae family	Plantae : Tracheophyta : Polypodiopsida : Hymenophyllales : Hymenophyllaceae	63.3 - 61.7 Ma Paleocene
Polypodiaceae family	Plantae : Tracheophyta : Polypodiopsida : Polypodiales : Polypodiaceae	70.6 - 66 Ma Late/Upper Cretaceous
Araucariaceae family	Plantae : Tracheophyta : Pinopsida : Pinales : Araucariaceae	70.6 - 66 Ma Late/Upper Cretaceous
Cupressaceae family	Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae	61.7 - 56.8 Ma Paleocene
Taxodiaceae family	Plantae : Tracheophyta : Pinopsida : Pinales : Taxodiaceae	70.6 - 66 Ma Late/Upper Cretaceous
Tyrannosaurus rex species	Animalia : Chordata : Reptilia : Dinosauria : Tyrannosauridae : Tyrannosaurus : *Tyrannosaurus rex*	72.1 - 66 Ma Late/Upper Cretaceous
Magnoliales order	Plantae : Tracheophyta : Magnoliopsida : Magnoliales	70.6 - 61.7 Ma Phanerozoic
Trochodendrales order	Plantae : Tracheophyta : Magnoliopsida : Trochodendrales	70.6 - 63.3 Ma Phanerozoic
Dilleniidae subclass	Plantae : Spermatophyta : Magnoliopsida : Dilleniidae	70.6 - 61.7 Ma Phanerozoic
Urticales order	Plantae : Spermatophyta : Magnoliopsida : Urticales	70.6 - 66 Ma Late/Upper Cretaceous
Sapindales order	Plantae : Tracheophyta : Magnoliopsida : Sapindales	66 - 63.3 Ma Paleocene
Taxodium genus	Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae : *Taxodium*	72.1 - 61.7 Ma Phanerozoic
Equisetum genus	Plantae : Tracheophyta : Polypodiopsida : Equisetales : Equisetaceae : *Equisetum*	70.6 - 56 Ma Phanerozoic
Sequoia genus	Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae : *Sequoia*	72.1 - 66 Ma Late/Upper Cretaceous
Bryophyta phylum	Plantae : Bryophyta	63.3 - 61.7 Ma Paleocene
Magnoliopsida class	Plantae : Tracheophyta : Magnoliopsida	70.6 - 61.7 Ma Phanerozoic
Ranunculidae subclass	Plantae : Tracheophyta : Hamamelidopsida : Ranunculidae	70.6 - 66 Ma Late/Upper Cretaceous
Hamamelididae subclass	Plantae : Tracheophyta : Hamamelidopsida : Hamamelididae	70.6 - 66 Ma Late/Upper Cretaceous
Equisetum magnum species	Plantae : Tracheophyta : Polypodiopsida : Equisetales : Equisetaceae : Equisetum : *Equisetum magnum*	56.8 - 55.8 Ma Paleogene
Dicotylophyllum anomalum species	Plantae : Spermatophyta : Magnoliopsida : Dicotylophyllum : *Dicotylophyllum anomalum*	70.6 - 55.8 Ma Phanerozoic
Isoetites horridus species	Plantae : Pteridophyta : Lycopsida : Isoetaceae : Isoetites : *Isoetites horridus*	66 - 50.3 Ma Paleogene
Osmunda macrophylla species	Plantae : Tracheophyta : Polypodiopsida : Osmundales : Osmundaceae : Osmunda : *Osmunda macrophylla*	66 - 55.8 Ma Paleogene
Osmunda genus	Plantae : Tracheophyta : Polypodiopsida : Osmundales : Osmundaceae : *Osmunda*	72.1 - 55.8 Ma Phanerozoic
Lygodium kaulfussi species	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Lygodiaceae : Lygodium : *Lygodium kaulfussi*	55.8 - 50.3 Ma Eocene
Hemitelia magna species	Plantae : Pteridophyta : Pteridopsida : Cyatheales : Cyatheaceae : Hemitelia : *Hemitelia magna*	66 - 50.3 Ma Paleogene
Onoclea hesperia species	Plantae : Tracheophyta : Polypodiopsida : Polypodiales : Onocleaceae : Onoclea : *Onoclea hesperia*	66 - 50.3 Ma Paleogene
Woodwardia gravida species	Plantae : Tracheophyta : Polypodiopsida : Polypodiales : Blechnaceae : Woodwardia : *Woodwardia gravida*	66 - 50.3 Ma Paleogene
Salvinia preauriculata species	Plantae : Tracheophyta : Polypodiopsida : Salviniales : Salviniaceae : Salvinia : *Salvinia preauriculata*	66 - 50.3 Ma Paleogene
Salvinia genus	Plantae : Tracheophyta : Polypodiopsida : Salviniales : Salviniaceae : *Salvinia*	70.6 - 48.6 Ma Phanerozoic
Pinus peregrinus species	Plantae : Tracheophyta : Pinopsida : Pinales : Pinaceae : Pinus : *Pinus peregrinus*	56.8 - 55.8 Ma Paleogene
Glyptostrobus europaeus species	Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae : Glyptostrobus : *Glyptostrobus europaeus*	70.6 - 55.8 Ma Phanerozoic
Glyptostrobus genus	Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae : *Glyptostrobus*	72.1 - 56 Ma Phanerozoic
Metasequoia occidentalis species	Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae : Metasequoia : *Metasequoia occidentalis*	70.6 - 50.3 Ma Phanerozoic
Metasequoia genus	Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae : *Metasequoia*	72.1 - 66 Ma Late/Upper Cretaceous
Thuites interruptus species	Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae : Thuites : *Thuites interruptus*	66 - 50.3 Ma Paleogene
Sparganium stygium species	Plantae : Tracheophyta : Liliopsida : Poales : Typhaceae : Sparganium : *Sparganium stygium*	66 - 50.3 Ma Paleogene
Sparganium parvum species	Plantae : Tracheophyta : Liliopsida : Poales : Typhaceae : Sparganium : *Sparganium parvum*	56.8 - 55.8 Ma Paleogene
Carpites verrucosus species	Carpites : *Carpites verrucosus*	70.6 - 55.8 Ma Phanerozoic
Zingiberopsis genus	Plantae : Tracheophyta : Liliopsida : Zingiberales : Zingiberaceae : *Zingiberopsis*	72.1 - 66 Ma Late/Upper Cretaceous
Musophyllum complicatum species	Plantae : Tracheophyta : Liliopsida : Zingiberales : Musaceae : Musophyllum : *Musophyllum complicatum*	56.8 - 55.8 Ma Paleogene
Carya antiquorum species	Plantae : Tracheophyta : Magnoliopsida : Fagales : Juglandaceae : Carya : *Carya antiquorum*	66 - 50.3 Ma Paleogene
Platycarya americana species	Plantae : Tracheophyta : Magnoliopsida : Fagales : Juglandaceae : Platycarya : *Platycarya americana*	66 - 50.3 Ma Paleogene
Pterocarya hispida species	Plantae : Tracheophyta : Magnoliopsida : Fagales : Juglandaceae : Pterocarya : *Pterocarya hispida*	56.8 - 55.8 Ma Paleogene
Corylus acutertiaria species	Plantae : Tracheophyta : Magnoliopsida : Fagales : Betulaceae : Corylus : *Corylus acutertiaria*	66 - 50.3 Ma Paleogene
Corylus genus	Plantae : Tracheophyta : Magnoliopsida : Fagales : Betulaceae : *Corylus*	66 - 63.3 Ma Paleocene
Chaetoptelea microphylla species	Plantae : Spermatophyta : Magnoliopsida : Urticales : Ulmaceae : Chaetoptelea : *Chaetoptelea microphylla*	66 - 50.3 Ma Paleogene
Nelumbo aureavallis species	Plantae : Tracheophyta : Magnoliopsida : Proteales : Nelumbonaceae : Nelumbo : *Nelumbo aureavallis*	66 - 50.3 Ma Paleogene
Nelumbo genus	Plantae : Tracheophyta : Magnoliopsida : Proteales : Nelumbonaceae : *Nelumbo*	70.6 - 63.3 Ma Phanerozoic
Paranymphaea crassifolia species	Plantae : Tracheophyta : Magnoliopsida : Nymphaeales : Nymphaeaceae : Paranymphaea : *Paranymphaea crassifolia*	70.6 - 55.8 Ma Phanerozoic
Paranymphaea genus	Plantae : Tracheophyta : Magnoliopsida : Nymphaeales : Nymphaeaceae : *Paranymphaea*	72.1 - 66 Ma Late/Upper Cretaceous
Cercidiphyllum genetrix species	Plantae : Spermatophyta : Magnoliopsida : Saxifragales : Cercidiphyllaceae : Cercidiphyllum : *Cercidiphyllum genetrix*	70.6 - 50.3 Ma Phanerozoic
Menispermites parvareolatus species	Plantae : Tracheophyta : Magnoliopsida : Ranunculales : Menispermaceae : Menispermites : *Menispermites parvareolatus*	56.8 - 55.8 Ma Paleogene
Persites argutus species	Plantae : Tracheophyta : Magnoliopsida : Laurales : Lauraceae : Persites : *Persites argutus*	66 - 50.3 Ma Paleogene
Platanus nobilis species	Plantae : Tracheophyta : Magnoliopsida : Proteales : Platanaceae : Platanus : *Platanus nobilis*	56.8 - 55.8 Ma Paleogene
Protophyllum semotum species	Plantae : Tracheophyta : Magnoliopsida : Proteales : Platanaceae : Protophyllum : *Protophyllum semotum*	66 - 50.3 Ma Paleogene
Averrhoites affinis species	Plantae : Spermatophyta : Magnoliopsida : Sapindales : Oxalidaceae : Averrhoites : *Averrhoites affinis*	66 - 50.3 Ma Paleogene
Canariophyllum ampla species	Plantae : Tracheophyta : Magnoliopsida : Sapindales : Burseraceae : Canariophyllum : *Canariophyllum ampla*	56.8 - 55.8 Ma Paleogene
Stillingia casca species	Plantae : Tracheophyta : Magnoliopsida : Malpighiales : Euphorbiaceae : Stillingia : *Stillingia casca*	55.8 - 50.3 Ma Eocene
Meliosma longifolia species	Plantae : Spermatophyta : Magnoliopsida : Ranunculales : Sabiaceae : Meliosma : *Meliosma longifolia*	66 - 50.3 Ma Paleogene
Penosphyllum cordatum species	Plantae : Spermatophyta : Magnoliopsida : Malvales : Sterculiaceae : Penosphyllum : *Penosphyllum cordatum*	66 - 55.8 Ma Paleogene
Ternstroemites aureavallis species	Plantae : Tracheophyta : Magnoliopsida : Ericales : Pentaphylacaceae : Ternstroemites : *Ternstroemites aureavallis*	55.8 - 50.3 Ma Eocene
Cornus hyperborea species	Plantae : Tracheophyta : Magnoliopsida : Cornales : Cornaceae : Cornus : *Cornus hyperborea*	56.8 - 50.3 Ma Paleogene
Dicotylophyllum hamameloides species	Plantae : Tracheophyta : Magnoliopsida : Dicotylophyllum : *Dicotylophyllum hamameloides*	66 - 50.3 Ma Paleogene
Dicotylophyllum hebronensis species	Plantae : Tracheophyta : Magnoliopsida : Dicotylophyllum : *Dicotylophyllum hebronensis*	66 - 50.3 Ma Paleogene
Dicotylophyllum mercerensis species	Plantae : Tracheophyta : Magnoliopsida : Dicotylophyllum : *Dicotylophyllum mercerensis*	56.8 - 55.8 Ma Paleogene
Dicotylophyllum oblongatum species	Plantae : Tracheophyta : Magnoliopsida : Dicotylophyllum : *Dicotylophyllum oblongatum*	56.8 - 55.8 Ma Paleogene
Trochodendroides serrulata species	Plantae : Tracheophyta : Magnoliopsida : Trochodendrales : Trochodendraceae : Trochodendroides : *Trochodendroides serrulata*	56.8 - 55.8 Ma Paleogene
Trochodendroides genus	Plantae : Tracheophyta : Magnoliopsida : Trochodendrales : Trochodendraceae : *Trochodendroides*	70.6 - 66 Ma Late/Upper Cretaceous
Wardiaphyllum daturaefolium species	Plantae : Tracheophyta : Magnoliopsida : Wardiaphyllum : *Wardiaphyllum daturaefolium*	66 - 55.8 Ma Paleogene
Carpolithes genus	Fungi : *Carpolithes*	56.8 - 55.8 Ma Paleogene
Carpolithes lunatus species	Plantae : Carpolithes : *Carpolithes lunatus*	56.8 - 55.8 Ma Paleogene
Monocotyledoneae subclass	Plantae : Angiospermae : Monocotyledoneae	70.6 - 55.8 Ma Phanerozoic
Chloranthaceae family	Plantae : Tracheophyta : Magnoliopsida : Chloranthales : Chloranthaceae	70.6 - 66 Ma Late/Upper Cretaceous
Saururaceae family	Plantae : Tracheophyta : Magnoliopsida : Piperales : Saururaceae	70.6 - 66 Ma Late/Upper Cretaceous
Berberidaceae family	Plantae : Tracheophyta : Magnoliopsida : Ranunculales : Berberidaceae	70.6 - 66 Ma Late/Upper Cretaceous
Ranunculaceae family	Plantae : Tracheophyta : Magnoliopsida : Ranunculales : Ranunculaceae	70.6 - 66 Ma Late/Upper Cretaceous
Flacourtiaceae family	Plantae : Tracheophyta : Magnoliopsida : Flacourtiaceae	70.6 - 61.7 Ma Phanerozoic
Cocculus flabella species	Plantae : Tracheophyta : Magnoliopsida : Ranunculales : Menispermaceae : Cocculus : *Cocculus flabella*	70.6 - 55.8 Ma Phanerozoic
Ampelopsis acerifolia species	Plantae : Tracheophyta : Magnoliopsida : Vitales : Vitaceae : Ampelopsis : *Ampelopsis acerifolia*	70.6 - 50.3 Ma Phanerozoic
Dombeya novimundi species	Plantae : Tracheophyta : Magnoliopsida : Malvales : Malvaceae : Dombeya : *Dombeya novimundi*	66 - 50.3 Ma Paleogene
Trapa angulata species	Plantae : Tracheophyta : Magnoliopsida : Myrtales : Lythraceae : Trapa : *Trapa angulata*	66 - 55.8 Ma Paleogene
Kalmia elliptica species	Plantae : Tracheophyta : Magnoliopsida : Ericales : Ericaceae : Kalmia : *Kalmia elliptica*	66 - 50.3 Ma Paleogene
Viburnum antiquum species	Plantae : Tracheophyta : Magnoliopsida : Dipsacales : Adoxaceae : Viburnum : *Viburnum antiquum*	56.8 - 50.3 Ma Paleogene
Myrica genus	Plantae : Tracheophyta : Magnoliopsida : Fagales : Myricaceae : *Myrica*	70.6 - 66 Ma Late/Upper Cretaceous
Urticaceae family	Plantae : Tracheophyta : Magnoliopsida : Rosales : Urticaceae	70.6 - 66 Ma Late/Upper Cretaceous
Cannabaceae family	Plantae : Tracheophyta : Magnoliopsida : Rosales : Cannabaceae	70.6 - 66 Ma Late/Upper Cretaceous
Dennstaedtia americana species	Plantae : Tracheophyta : Polypodiopsida : Polypodiales : Dennstaedtiaceae : Dennstaedtia : *Dennstaedtia americana*	66 - 56 Ma Paleocene
Azolla genus	Plantae : Tracheophyta : Polypodiopsida : Salviniales : Salviniaceae : *Azolla*	100.5 - 48.6 Ma Phanerozoic
Mesocyparis borealis species	Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae : Mesocyparis : *Mesocyparis borealis*	72.1 - 66 Ma Late/Upper Cretaceous
Pistia corrugata species	Plantae : Tracheophyta : Liliopsida : Alismatales : Araceae : Pistia : *Pistia corrugata*	72.1 - 66 Ma Late/Upper Cretaceous
Nelumbago montanum species	Plantae : Spermatophyta : Magnoliopsida : Proteales : Nelumbonaceae : Nelumbago : *Nelumbago montanum*	66 - 61.7 Ma Paleocene
Nyssidium arcticum species	Plantae : Tracheophyta : Magnoliopsida : Apiales : Araliaceae : Nyssidium : *Nyssidium arcticum*	70.6 - 63.3 Ma Phanerozoic
Nyssidium genus	Plantae : Tracheophyta : Magnoliopsida : Apiales : Araliaceae : *Nyssidium*	56.8 - 55.8 Ma Paleogene
Harmsia hydrocotyloidea species	Plantae : Tracheophyta : Magnoliopsida : Malvales : Malvaceae : Harmsia : *Harmsia hydrocotyloidea*	70.6 - 61.7 Ma Phanerozoic
Gymnospermopsida class	Plantae : Tracheophyta : Gymnospermopsida	70.6 - 66 Ma Late/Upper Cretaceous
Juglans genus	Plantae : Tracheophyta : Magnoliopsida : Fagales : Juglandaceae : *Juglans*	72.1 - 56 Ma Phanerozoic
Populus genus	Plantae : Tracheophyta : Magnoliopsida : Malpighiales : Salicaceae : *Populus*	70.6 - 61.7 Ma Phanerozoic
Dryophyllum genus	Plantae : Tracheophyta : Magnoliopsida : Fagales : Juglandaceae : *Dryophyllum*	72.1 - 66 Ma Late/Upper Cretaceous
Ziziphus genus	Plantae : Tracheophyta : Magnoliopsida : Rosales : Rhamnaceae : *Ziziphus*	70.6 - 66 Ma Late/Upper Cretaceous
Pterospermites genus	Plantae : Tracheophyta : Magnoliopsida : Malvales : Malvaceae : *Pterospermites*	70.6 - 63.3 Ma Phanerozoic
Credneria genus	Plantae : Tracheophyta : Magnoliopsida : Malpighiales : Salicaceae : *Credneria*	66 - 56 Ma Paleocene
Grewiopsis genus	Plantae : Tracheophyta : Magnoliopsida : Malvales : Malvaceae : *Grewiopsis*	72.1 - 66 Ma Late/Upper Cretaceous
Ginkgo adiantoides species	Plantae : Tracheophyta : Ginkgoopsida : Ginkgoales : Ginkgoaceae : Ginkgo : *Ginkgo adiantoides*	70.6 - 55.8 Ma Phanerozoic
Cupressinocladus interruptus species	Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae : Cupressinocladus : *Cupressinocladus interruptus*	72.1 - 61.7 Ma Phanerozoic
Platanus raynoldsii species	Plantae : Tracheophyta : Magnoliopsida : Proteales : Platanaceae : Platanus : *Platanus raynoldsii*	70.6 - 61.7 Ma Phanerozoic
Testudines order	Animalia : Chordata : Reptilia : Testudines	72.1 - 56.8 Ma Phanerozoic
Amia genus	Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : *Amia*	61.7 - 56.8 Ma Paleocene
Amiidae family	Animalia : Chordata : Actinopterygii : Amiiformes : Amiidae	72.1 - 66 Ma Late/Upper Cretaceous
Sauria suborder	Animalia : Chordata : Reptilia : Eosuchia : Sauria	70.6 - 66 Ma Late/Upper Cretaceous
Scincoidea superfamily	Animalia : Chordata : Reptilia : Squamata : Scincoidea	37.2 - 33.9 Ma Paleogene
Viverravinae subfamily	Animalia : Chordata : Mammalia : Carnivora : Miacidae : Viverravinae	61.7 - 56.8 Ma Paleocene
Trionychinae unranked clade	Animalia : Chordata : Reptilia : Testudines : Trionychidae : Trionychinae	72.1 - 66 Ma Late/Upper Cretaceous
Euconia conicus species	Animalia : Mollusca : Gastropoda : Sinuopeidae : Euconia : *Euconia conicus*	485.4 - 478.6 Ma Paleozoic
Glyptosaurinae subfamily	Animalia : Chordata : Reptilia : Squamata : Anguidae : Glyptosaurinae	55.8 - 50.3 Ma Eocene
Cyclurus fragosus species	Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : Cyclurus : *Cyclurus fragosus*	72.1 - 66 Ma Late/Upper Cretaceous
Melvius genus	Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : *Melvius*	72.1 - 66 Ma Late/Upper Cretaceous
Melvius thomasi species	Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : Melvius : *Melvius thomasi*	72.1 - 66 Ma Late/Upper Cretaceous
Richardoestesia isosceles species	Animalia : Chordata : Reptilia : Dinosauria : Dromaeosauridae : Richardoestesia : *Richardoestesia isosceles*	72.1 - 66 Ma Late/Upper Cretaceous
Nautiloidea subclass	Animalia : Mollusca : Cephalopoda : Nautiloidea	478.6 - 466 Ma Ordovician
Panopea genus	Animalia : Mollusca : Bivalvia : Hiatellida : Hiatellidae : *Panopea*	72.1 - 66 Ma Late/Upper Cretaceous
Sphaerium genus	Animalia : Mollusca : Bivalvia : Sphaeriida : Sphaeriidae : *Sphaerium*	70.6 - 66 Ma Late/Upper Cretaceous
Unionidae family	Animalia : Mollusca : Bivalvia : Unionida : Unionidae	70.6 - 66 Ma Late/Upper Cretaceous
Myledaphus bipartitus species	Animalia : Chordata : Chondrichthyes : Myliobatiformes : Dasyatidae : Myledaphus : *Myledaphus bipartitus*	72.1 - 66 Ma Late/Upper Cretaceous
Lepisosteidae family	Animalia : Chordata : Actinopterygii : Lepisosteiformes : Lepisosteidae	72.1 - 66 Ma Late/Upper Cretaceous
Atractosteus genus	Animalia : Chordata : Actinopterygii : Lepisosteiformes : Lepisosteidae : *Atractosteus*	70.6 - 66 Ma Late/Upper Cretaceous
Teleostei unranked clade	Animalia : Chordata : Actinopteri : Teleostei	72.1 - 50.3 Ma Phanerozoic
Coriops amnicolus species	Animalia : Chordata : Actinopterygii : Albuliformes : Albulidae : Coriops : *Coriops amnicolus*	70.6 - 66 Ma Late/Upper Cretaceous
Scapherpeton tectum species	Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae : Scapherpeton : *Scapherpeton tectum*	72.1 - 63.3 Ma Phanerozoic
Opisthotriton kayi species	Animalia : Chordata : Osteichthyes : Proteida : Batrachosauroididae : Opisthotriton : *Opisthotriton kayi*	72.1 - 63.3 Ma Phanerozoic
Albanerpetontidae family	Animalia : Chordata : Amphibia : Gymnophiona : Albanerpetontidae	72.1 - 66 Ma Late/Upper Cretaceous
Palaeosaniwa canadensis species	Animalia : Chordata : Reptilia : Squamata : Varanidae : Palaeosaniwa : *Palaeosaniwa canadensis*	70.6 - 66 Ma Late/Upper Cretaceous
Compsemys victa species	Animalia : Chordata : Reptilia : Testudines : Compsemydidae : Compsemys : *Compsemys victa*	72.1 - 66 Ma Late/Upper Cretaceous
Triceratops horridus species	Animalia : Chordata : Ornithischia : Ceratopsidae : Triceratops : *Triceratops horridus*	70.6 - 66 Ma Late/Upper Cretaceous
Triceratops prorsus species	Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae : Triceratops : *Triceratops prorsus*	72.1 - 66 Ma Late/Upper Cretaceous
Torosaurus latus species	Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae : Torosaurus : *Torosaurus latus*	72.1 - 66 Ma Late/Upper Cretaceous
Avisaurus archibaldi species	Animalia : Chordata : Reptilia : Dinosauria : Avisauridae : Avisaurus : *Avisaurus archibaldi*	70.6 - 66 Ma Late/Upper Cretaceous
Carcharias genus	Animalia : Chordata : Elasmobranchii : Lamniformes : Odontaspididae : *Carcharias*	70.6 - 66 Ma Late/Upper Cretaceous
Pachycephalosaurus wyomingensis species	Animalia : Chordata : Ornithischia : Pachycephalosauridae : Pachycephalosaurus : *Pachycephalosaurus wyomingensis*	72.1 - 66 Ma Late/Upper Cretaceous
Trionyx foveatus species	Animalia : Chordata : Reptilia : Testudines : Trionychidae : Hummelichelys : *Hummelichelys foveatus*	70.6 - 66 Ma Late/Upper Cretaceous
Gilmoremys lancensis species	Animalia : Chordata : Reptilia : Testudines : Trionychidae : Gilmoremys : *Gilmoremys lancensis*	70.6 - 66 Ma Late/Upper Cretaceous
Plesiobaena antiqua species	Animalia : Chordata : Reptilia : Testudines : Baenidae : Plesiobaena : *Plesiobaena antiqua*	72.1 - 66 Ma Late/Upper Cretaceous
Ceratopea sinclairensis species	Animalia : Mollusca : Gastropoda : Euomphalina : Raphistomatidae : Ceratopea : *Ceratopea sinclairensis*	485.4 - 478.6 Ma Paleozoic
Kinosternoidea family	Animalia : Chordata : Reptilia : Testudines : Kinosternoidea	70.6 - 66 Ma Late/Upper Cretaceous
Neoplagiaulacidae family	Animalia : Chordata : Mammalia : Neoplagiaulacidae	37.2 - 33.9 Ma Paleogene
Champsosaurus gigas species	Animalia : Chordata : Reptilia : Champsosauridae : Champsosaurus : *Champsosaurus gigas*	61.7 - 55.8 Ma Paleogene
Champsosaurus tenuis species	Animalia : Chordata : Reptilia : Champsosauridae : Champsosaurus : *Champsosaurus tenuis*	61.7 - 56.8 Ma Paleocene
Champsosaurus laramiensis species	Animalia : Chordata : Reptilia : Champsosauridae : Champsosaurus : *Champsosaurus laramiensis*	70.6 - 66 Ma Late/Upper Cretaceous
Saniwa ensidens species	Animalia : Chordata : Reptilia : Squamata : Varanidae : Saniwa : *Saniwa ensidens*	55.8 - 50.3 Ma Eocene
Diploglossinae subfamily	Animalia : Chordata : Reptilia : Squamata : Anguidae : Diploglossinae	37.2 - 33.9 Ma Paleogene
Gerrhonotinae subfamily	Animalia : Chordata : Reptilia : Squamata : Anguidae : Gerrhonotinae	37.2 - 33.9 Ma Paleogene
Alphadontidae family	Animalia : Chordata : Mammalia : Didelphimorphia : Alphadontidae	70.6 - 66 Ma Late/Upper Cretaceous
Helopanoplia distincta species	Animalia : Chordata : Reptilia : Testudines : Trionychidae : Helopanoplia : *Helopanoplia distincta*	72.1 - 66 Ma Late/Upper Cretaceous
Squatirhina americana species	Animalia : Chordata : Chondrichthyes : Orectolobiformes : Orectolobidae : Squatirhina : *Squatirhina americana*	72.1 - 66 Ma Late/Upper Cretaceous
Lonchidion selachos species	Animalia : Chordata : Chondrichthyes : Hybodontiformes : Lonchidiidae : Lonchidion : *Lonchidion selachos*	72.1 - 66 Ma Late/Upper Cretaceous
Ischyrhiza avonicola species	Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Sclerorhynchidae : Ischyrhiza : *Ischyrhiza avonicola*	72.1 - 66 Ma Late/Upper Cretaceous
Lepisosteus occidentalis species	Animalia : Chordata : Actinopteri : Lepisosteiformes : Lepisosteidae : Lepisosteus : *Lepisosteus occidentalis*	72.1 - 50.3 Ma Phanerozoic
Prodesmodon copei species	Animalia : Chordata : Osteichthyes : Proteida : Batrachosauroididae : Prodesmodon : *Prodesmodon copei*	72.1 - 66 Ma Late/Upper Cretaceous
Proamphiuma cretacea species	Animalia : Chordata : Osteichthyes : Caudata : Amphiumidae : Proamphiuma : *Proamphiuma cretacea*	72.1 - 66 Ma Late/Upper Cretaceous
Lisserpeton bairdi species	Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae : Lisserpeton : *Lisserpeton bairdi*	70.6 - 63.3 Ma Phanerozoic
Habrosaurus dilatus species	Animalia : Chordata : Amphibia : Caudata : Sirenidae : Habrosaurus : *Habrosaurus dilatus*	72.1 - 66 Ma Late/Upper Cretaceous
Basilemys sinuosa species	Animalia : Chordata : Reptilia : Testudines : Nanhsiungchelyidae : Basilemys : *Basilemys sinuosa*	72.1 - 66 Ma Late/Upper Cretaceous
Calamagras weigeli species	Animalia : Chordata : Reptilia : Squamata : Boidae : Calamagras : *Calamagras weigeli*	37.2 - 33.9 Ma Paleogene
Ogmophis compactus species	Animalia : Chordata : Reptilia : Squamata : Boidae : Ogmophis : *Ogmophis compactus*	37.2 - 33.9 Ma Paleogene
Belonostomus longirostris species	Animalia : Chordata : Actinopteri : Aspidorhynchidae : Belonostomus : *Belonostomus longirostris*	72.1 - 66 Ma Late/Upper Cretaceous
Bucanella nana species	Animalia : Mollusca : Bucanellidae : Bucanella : *Bucanella nana*	485.4 - 478.6 Ma Paleozoic
Macluritella ornata species	Animalia : Mollusca : Gastropoda : Euomphalina : Macluritidae : Macluritella : *Macluritella ornata*	485.4 - 478.6 Ma Paleozoic
Modiolus genus	Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : *Modiolus*	72.1 - 66 Ma Late/Upper Cretaceous
Pinales order	Plantae : Tracheophyta : Pinopsida : Pinales	70.6 - 66 Ma Late/Upper Cretaceous
Ophiomorpha genus	*Ophiomorpha*	70.6 - 56 Ma Phanerozoic
Arthroclema brevis species	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Ptilodictyidae : Arthroclema : *Arthroclema brevis*	449.5 - 443.7 Ma Paleozoic
Arthroclema pentagonalis species	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Ptilodictyidae : Arthroclema : *Arthroclema pentagonalis*	449.5 - 443.7 Ma Paleozoic
Arthrotrypa ovata species	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Arthrostylidae : Arthrotrypa : *Arthrotrypa ovata*	449.5 - 443.7 Ma Paleozoic
Nematoporella ulrichi species	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Arthrostylidae : Nematoporella : *Nematoporella ulrichi*	449.5 - 443.7 Ma Paleozoic
Nematoporella falcata species	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Arthrostylidae : Nematoporella : *Nematoporella falcata*	449.5 - 443.7 Ma Paleozoic
Sceptropora facula species	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Arthrostylidae : Sceptropora : *Sceptropora facula*	449.5 - 443.7 Ma Paleozoic
Sceptropora florida species	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Arthrostylidae : Sceptropora : *Sceptropora florida*	449.5 - 443.7 Ma Paleozoic
Ulrichostylus costatus species	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Arthrostylidae : Ulrichostylus : *Ulrichostylus costatus*	449.5 - 443.7 Ma Paleozoic
Ulrichostylus dakotensis species	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Arthrostylidae : Ulrichostylus : *Ulrichostylus dakotensis*	449.5 - 443.7 Ma Paleozoic
Palaeoxantusia borealis species	Animalia : Chordata : Reptilia : Squamata : Xantusiidae : Palaeoxantusia : *Palaeoxantusia borealis*	37.2 - 33.9 Ma Paleogene
Sauropithecoides charisticus species	Animalia : Chordata : Reptilia : Squamata : Polychrotidae : Sauropithecoides : *Sauropithecoides charisticus*	37.2 - 33.9 Ma Paleogene
Tuberculacerta pearsoni species	Animalia : Chordata : Reptilia : Squamata : Iguanidae : Tuberculacerta : *Tuberculacerta pearsoni*	37.2 - 33.9 Ma Paleogene
Saniwa edura species	Animalia : Chordata : Reptilia : Squamata : Varanidae : Saniwa : *Saniwa edura*	37.2 - 33.9 Ma Paleogene
Physa genus	Animalia : Mollusca : Gastropoda : Physidae : *Physa*	70.6 - 66 Ma Late/Upper Cretaceous
Lepidosauria superorder	Animalia : Chordata : Reptilia : Eosuchia : Lepidosauria	72.1 - 66 Ma Late/Upper Cretaceous
Hesperornis regalis species	Animalia : Chordata : Aves : Hesperornithiformes : Hesperornithidae : Hesperornis : *Hesperornis regalis*	83.6 - 72.1 Ma Late/Upper Cretaceous
Amia fragosa species	Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : Amia : *Amia fragosa*	55.8 - 50.3 Ma Eocene
Amia uintaensis species	Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : Amia : *Amia uintaensis*	55.8 - 50.3 Ma Eocene
Anura order	Animalia : Chordata : Osteichthyes : Anura	72.1 - 50.3 Ma Phanerozoic
Phenacolemurinae subfamily	Animalia : Chordata : Mammalia : Primates : Paromomyidae : Phenacolemurinae	61.7 - 50.3 Ma Paleogene
Uintasoricinae subfamily	Animalia : Chordata : Mammalia : Primates : Microsyopidae : Uintasoricinae	37.2 - 33.9 Ma Paleogene
Judithemys backmani species	Animalia : Chordata : Reptilia : Testudines : Macrobaenidae : Judithemys : *Judithemys backmani*	72.1 - 66 Ma Late/Upper Cretaceous
Testudinata unranked clade	Animalia : Chordata : Reptilia : Testudinata	70.6 - 66 Ma Late/Upper Cretaceous
Prosciurinae subfamily	Animalia : Chordata : Mammalia : Rodentia : Aplodontidae : Prosciurinae	37.2 - 33.9 Ma Paleogene
Cyclurus genus	Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : *Cyclurus*	72.1 - 66 Ma Late/Upper Cretaceous
Piceoerpeton willwoodense species	Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae : Piceoerpeton : *Piceoerpeton willwoodense*	61.7 - 56.8 Ma Paleocene
Borealosuchus formidabilis species	Animalia : Chordata : Reptilia : Crocodylia : Borealosuchus : *Borealosuchus formidabilis*	61.7 - 56.8 Ma Paleocene
Wannaganosuchus brachymanus species	Animalia : Chordata : Reptilia : Crocodylia : Alligatoridae : Wannaganosuchus : *Wannaganosuchus brachymanus*	61.7 - 56.8 Ma Paleocene
Lloydia genus	Animalia : Arthropoda : Trilobita : Corynexochida : Leiostegiidae : *Lloydia*	485.4 - 478.6 Ma Paleozoic
Campeloma genus	Animalia : Mollusca : Gastropoda : Architaenioglossa : Viviparidae : *Campeloma*	70.6 - 66 Ma Late/Upper Cretaceous
Lamna mediavia species	Animalia : Chordata : Elasmobranchii : Lamniformes : Lamnidae : Lamna : *Lamna mediavia*	145 - 66 Ma Cretaceous
Toxochelys latiremis species	Animalia : Chordata : Reptilia : Testudines : Cheloniidae : Toxochelys : *Toxochelys latiremis*	83.6 - 72.1 Ma Late/Upper Cretaceous
Crenella elegantula species	Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : Crenella : *Crenella elegantula*	72.1 - 66 Ma Late/Upper Cretaceous
Tancredia americana species	Animalia : Mollusca : Bivalvia : Cardiida : Tancrediidae : Tancredia : *Tancredia americana*	72.1 - 66 Ma Late/Upper Cretaceous
Clisocolus moreauensis species	Animalia : Mollusca : Bivalvia : Lucinida : Mactromyidae : Clisocolus : *Clisocolus moreauensis*	72.1 - 66 Ma Late/Upper Cretaceous
Drepanochilus genus	Animalia : Mollusca : Gastropoda : Littorinimorpha : Aporrhaidae : *Drepanochilus*	66 - 56 Ma Paleocene
Odontaspis macrota species	Animalia : Chordata : Chondrichthyes : Lamniformes : Odontaspididae : Odontaspis : *Odontaspis macrota*	145 - 66 Ma Cretaceous
Ekalakia lamberti species	Animalia : Arthropoda : Malacostraca : Decapoda : Glaessneropsidae : Ekalakia : *Ekalakia lamberti*	72.1 - 66 Ma Late/Upper Cretaceous
Borealosuchus sternbergii species	Animalia : Chordata : Reptilia : Crocodylia : Borealosuchus : *Borealosuchus sternbergii*	72.1 - 66 Ma Late/Upper Cretaceous
Palaeopsammia zitteli species	Animalia : Cnidaria : Anthozoa : Scleractinia : Guyniidae : Palaeopsammia : *Palaeopsammia zitteli*	66 - 61.6 Ma Paleocene
Bathycyathus lloydi species	Animalia : Cnidaria : Anthozoa : Scleractinia : Turbinoliidae : Bathycyathus : *Bathycyathus lloydi*	66 - 61.6 Ma Paleocene
Trochocyathus mitratus species	Animalia : Cnidaria : Anthozoa : Scleractinia : Caryophylliidae : Trochocyathus : *Trochocyathus mitratus*	66 - 61.6 Ma Paleocene
Protocardia subquadrata species	Animalia : Mollusca : Bivalvia : Cardiida : Cardiidae : Protocardia : *Protocardia subquadrata*	72.1 - 66 Ma Late/Upper Cretaceous
Scaphites corvensis species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Scaphitidae : Scaphites : *Scaphites corvensis*	93.5 - 89.3 Ma Late/Upper Cretaceous
Scaphites mariasensis species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Scaphitidae : Scaphites : *Scaphites mariasensis*	93.5 - 89.3 Ma Late/Upper Cretaceous
Hoploscaphites nicolletii species	Animalia : Mollusca : Cephalopoda : Ammonitida : Scaphitidae : Hoploscaphites : *Hoploscaphites nicolletii*	72.1 - 66 Ma Late/Upper Cretaceous
Nephrops buntingi species	Animalia : Arthropoda : Malacostraca : Decapoda : Nephropidae : Nephrops : *Nephrops buntingi*	66 - 56 Ma Paleocene
Joffrichthys triangulpterus species	Animalia : Chordata : Actinopteri : Joffrichthys : *Joffrichthys triangulpterus*	56.8 - 55.8 Ma Paleogene
Reubenella genus	Animalia : Arthropoda : Trilobita : Corynexochida : Leiostegiidae : *Reubenella*	478.6 - 466 Ma Ordovician
Vitis genus	Plantae : Tracheophyta : Magnoliopsida : Vitales : Vitaceae : *Vitis*	72.1 - 66 Ma Late/Upper Cretaceous
Marmarthia genus	Plantae : Tracheophyta : Magnoliopsida : Laurales : Lauraceae : *Marmarthia*	72.1 - 66 Ma Late/Upper Cretaceous
Marmarthia johnsonii species	Plantae : Tracheophyta : Magnoliopsida : Laurales : Lauraceae : Marmarthia : *Marmarthia johnsonii*	72.1 - 66 Ma Late/Upper Cretaceous
Marmarthia trivialis species	Plantae : Tracheophyta : Magnoliopsida : Laurales : Lauraceae : Marmarthia : *Marmarthia trivialis*	70.6 - 66 Ma Late/Upper Cretaceous
Marmarthia pearsonii species	Plantae : Tracheophyta : Magnoliopsida : Laurales : Lauraceae : Marmarthia : *Marmarthia pearsonii*	70.6 - 66 Ma Late/Upper Cretaceous
Nilssoniocladus genus	Plantae : Cycadophyta : Cycadopsida : Cycadales : Nilsoniaceae : *Nilssoniocladus*	72.1 - 66 Ma Late/Upper Cretaceous
Nilssoniocladus yukonensis species	Plantae : Cycadophyta : Cycadopsida : Cycadales : Nilsoniaceae : Nilssoniocladus : *Nilssoniocladus yukonensis*	72.1 - 66 Ma Late/Upper Cretaceous
Nilsonia genus	Plantae : Cycadophyta : Cycadopsida : Cycadales : *Nilsonia*	70.6 - 66 Ma Late/Upper Cretaceous
Trinacromerum kirki species	Animalia : Chordata : Reptilia : Polycotylidae : Trinacromerum : *Trinacromerum kirki*	83.6 - 72.1 Ma Late/Upper Cretaceous
Batrachosauroides gotoi species	Animalia : Chordata : Osteichthyes : Proteida : Batrachosauroididae : Batrachosauroides : *Batrachosauroides gotoi*	55.8 - 50.3 Ma Eocene
Emarginachelys cretacea species	Animalia : Chordata : Reptilia : Testudines : Chelydridae : Emarginachelys : *Emarginachelys cretacea*	72.1 - 66 Ma Late/Upper Cretaceous
Hoplochelys clark species	Animalia : Chordata : Reptilia : Testudines : Chelydridae : Hoplochelys : *Hoplochelys clark*	72.1 - 66 Ma Late/Upper Cretaceous
Baptemys garmanii species	Animalia : Chordata : Reptilia : Testudines : Kinosternoidea : Baptemys : *Baptemys garmanii*	55.8 - 50.3 Ma Eocene
Trionyx leucopotamicus species	Animalia : Chordata : Reptilia : Testudines : Trionychidae : Trionyx : *Trionyx leucopotamicus*	33.9 - 33.3 Ma Oligocene
Metatheria subclass	Animalia : Chordata : Mammalia : Metatheria	72.1 - 56.8 Ma Phanerozoic
Thoracosaurus neocesariensis species	Animalia : Chordata : Reptilia : Crocodylia : Thoracosaurus : *Thoracosaurus neocesariensis*	72.1 - 66 Ma Late/Upper Cretaceous
Hystricurus crassilimbatus species	Animalia : Arthropoda : Trilobita : Aulacopleurida : Hystricuridae : Hystricurus : *Hystricurus crassilimbatus*	485.4 - 478.6 Ma Paleozoic
Polypodiales order	Plantae : Tracheophyta : Polypodiopsida : Polypodiales	70.6 - 61.7 Ma Phanerozoic
Magnoliid unranked clade	Plantae : Spermatophyta : Magnoliopsida : Magnoliid	70.6 - 63.3 Ma Phanerozoic
Leptaucheniinae subfamily	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Leptaucheniinae	33.3 - 30.8 Ma Oligocene
Lloydia (Leiostegium) subgenus	Animalia : Arthropoda : Trilobita : Corynexochida : Leiostegiidae : Lloydia : *Lloydia (Leiostegium)*	485.4 - 478.6 Ma Paleozoic
Hydropteris pinnata species	Hydropteridiaceae : Hydropteris : *Hydropteris pinnata*	70.6 - 66 Ma Late/Upper Cretaceous
Dakotornis cooperi species	Animalia : Chordata : Aves : Charadriiformes : Dakotornithidae : Dakotornis : *Dakotornis cooperi*	61.7 - 56.8 Ma Paleocene
Simoedosaurus dakotensis species	Animalia : Chordata : Reptilia : Simoedosauridae : Simoedosaurus : *Simoedosaurus dakotensis*	61.7 - 56.8 Ma Paleocene
Anniellinae subfamily	Animalia : Chordata : Reptilia : Squamata : Anguidae : Anniellinae	37.2 - 33.9 Ma Paleogene
Gamerabaena sonsalla species	Animalia : Chordata : Reptilia : Testudines : Baenidae : Gamerabaena : *Gamerabaena sonsalla*	70.6 - 66 Ma Late/Upper Cretaceous
Nototeredo globosa species	Animalia : Mollusca : Bivalvia : Pholadida : Teredinidae : Nototeredo : *Nototeredo globosa*	66 - 56 Ma Paleocene
Palatobaena cohen species	Animalia : Chordata : Reptilia : Testudines : Baenidae : Palatobaena : *Palatobaena cohen*	70.6 - 66 Ma Late/Upper Cretaceous
Cedrobaena putorius species	Animalia : Chordata : Reptilia : Testudines : Baenidae : Cedrobaena : *Cedrobaena putorius*	70.6 - 66 Ma Late/Upper Cretaceous
Cedrobaena brinkman species	Animalia : Chordata : Reptilia : Testudines : Baenidae : Cedrobaena : *Cedrobaena brinkman*	70.6 - 66 Ma Late/Upper Cretaceous
Eubaena cephalica species	Animalia : Chordata : Reptilia : Testudines : Baenidae : Eubaena : *Eubaena cephalica*	72.1 - 66 Ma Late/Upper Cretaceous
Trichopterodomus leonardi species	Animalia : Arthropoda : Insecta : Trichoptera : Psychomyiidae : Trichopterodomus : *Trichopterodomus leonardi*	59.2 - 56 Ma Paleocene
Protelliptio (Plesielliptio) priscus species	Animalia : Mollusca : Bivalvia : Unionida : Unionidae : Elliptio : *Protelliptio (Plesielliptio) priscus*	59.2 - 56 Ma Paleocene
Axestemys splendidus species	Animalia : Chordata : Reptilia : Testudines : Trionychidae : Axestemys : *Axestemys splendidus*	72.1 - 66 Ma Late/Upper Cretaceous
Kinosternoidae superfamily	Animalia : Chordata : Reptilia : Testudines : Kinosternoidae	72.1 - 66 Ma Late/Upper Cretaceous
Chrysotriton tiheni species	Animalia : Chordata : Osteichthyes : Caudata : Dicamptodontidae : Chrysotriton : *Chrysotriton tiheni*	55.8 - 50.3 Ma Eocene
Protochelydra zangerli species	Animalia : Chordata : Reptilia : Testudines : Chelydridae : Protochelydra : *Protochelydra zangerli*	61.7 - 56.8 Ma Paleocene
Palaeophytocrene genus	Plantae : Tracheophyta : Magnoliopsida : Icacinales : Icacinaceae : *Palaeophytocrene*	66 - 55.8 Ma Paleogene
Cotradechites lithinus species	Animalia : Arthropoda : Insecta : Hemiptera : Nogodinidae : Cotradechites : *Cotradechites lithinus*	56.8 - 55.8 Ma Paleogene
Axestemys montinsana species	Animalia : Chordata : Reptilia : Testudines : Trionychidae : Axestemys : *Axestemys montinsana*	66 - 63.3 Ma Paleocene
Gomphaeschna schrankii species	Animalia : Arthropoda : Insecta : Odonata : Aeshnidae : Gomphaeschna : *Gomphaeschna schrankii*	61.7 - 56.8 Ma Paleocene
Grammatodon (Cosmetodon) sulcatinus species	Animalia : Mollusca : Bivalvia : Arcida : Parallelodontidae : Grammatodon : *Grammatodon (Cosmetodon) sulcatinus*	72.1 - 66 Ma Late/Upper Cretaceous
Allognathosuchus mlynarskii species	Animalia : Chordata : Reptilia : Crocodylia : Alligatoridae : Allognathosuchus : *Allognathosuchus mlynarskii*	55.8 - 50.3 Ma Eocene
Azollopsis genus	Plantae : Tracheophyta : Polypodiopsida : Salviniales : Azollaceae : *Azollopsis*	55.8 - 48.6 Ma Eocene
Araliaephyllum genus	*Araliaephyllum*	70.6 - 66 Ma Late/Upper Cretaceous
Cissites genus	Plantae : Tracheophyta : Magnoliopsida : Vitales : Vitaceae : *Cissites*	70.6 - 66 Ma Late/Upper Cretaceous
Anzu wyliei species	Animalia : Chordata : Saurischia : Avetheropoda : Caenagnathidae : Anzu : *Anzu wyliei*	70.6 - 66 Ma Late/Upper Cretaceous
Lioplacodes genus	Animalia : Mollusca : Gastropoda : Architaenioglossa : Viviparidae : *Lioplacodes*	70.6 - 66 Ma Late/Upper Cretaceous
Queironius praelapsus species	Animalia : Chordata : Reptilia : Squamata : Iguanidae : Queironius : *Queironius praelapsus*	37.2 - 33.9 Ma Paleogene
Laurophyllum lanceolatum species	Plantae : Tracheophyta : Magnoliopsida : Laurales : Lauraceae : Laurophyllum : *Laurophyllum lanceolatum*	72.1 - 66 Ma Late/Upper Cretaceous
Metaparamys dawsonae species	Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Metaparamys : *Metaparamys dawsonae*	37.2 - 33.9 Ma Paleogene
Domnina sagittariensis species	Animalia : Chordata : Mammalia : Soricomorpha : Soricidae : Domnina : *Domnina sagittariensis*	37.2 - 33.9 Ma Paleogene
Nanorthis putilla species	Animalia : Brachiopoda : Rhynchonellata : Orthida : Plectorthidae : Nanorthis : *Nanorthis putilla*	485.4 - 478.6 Ma Paleozoic
Cyclocarya genus	*Cyclocarya*	56.8 - 55.8 Ma Paleogene
Platanites marginata species	Plantae : Tracheophyta : Magnoliopsida : Proteales : Platanaceae : Platanites : *Platanites marginata*	72.1 - 66 Ma Late/Upper Cretaceous
Palaeocarpinus genus	*Palaeocarpinus*	56.8 - 55.8 Ma Paleogene
Davidia antiqua species	Animalia : Mollusca : Bivalvia : Hippuritida : Cycloconchidae : Actinodonta : *Davidia antiqua*	66 - 56 Ma Paleocene
Browniea serrata species	Browniea : *Browniea serrata*	66 - 61.7 Ma Paleocene
Quereuxia angulata species	Plantae : Spermatophyta : Magnoliopsida : Quereuxia : *Quereuxia angulata*	70.6 - 61.7 Ma Phanerozoic
Leepierceia preartocarpoides species	Leepierceia : *Leepierceia preartocarpoides*	70.6 - 66 Ma Late/Upper Cretaceous
Woodwardia arctica species	Plantae : Tracheophyta : Polypodiopsida : Polypodiales : Blechnaceae : Woodwardia : *Woodwardia arctica*	66 - 56 Ma Paleocene
Marchantia genus	*Marchantia*	70.6 - 63.3 Ma Phanerozoic
Marchantia pealei species	Marchantia : *Marchantia pealei*	66 - 56 Ma Paleocene
Selaginella collieri species	Plantae : Tracheophyta : Lycopodiopsida : Selaginellales : Selaginellaceae : Selaginella : *Selaginella collieri*	66 - 56 Ma Paleocene
Cabomba inermis species	Cabomba : *Cabomba inermis*	66 - 56 Ma Paleocene
Paloreodoxites plicatus species	Paloreodoxites : *Paloreodoxites plicatus*	72.1 - 66 Ma Late/Upper Cretaceous
Sagittaria megasperma species	Sagittaria : *Sagittaria megasperma*	66 - 56 Ma Paleocene
Sparganium antiquum species	Plantae : Tracheophyta : Liliopsida : Poales : Typhaceae : Sparganium : *Sparganium antiquum*	66 - 56 Ma Paleocene
Canticocculus genus	*Canticocculus*	56.8 - 55.8 Ma Paleogene
Quercus sullyi species	Plantae : Tracheophyta : Magnoliopsida : Fagales : Fagaceae : Quercus : *Quercus sullyi*	66 - 56 Ma Paleocene
Quercus yulensis species	Plantae : Tracheophyta : Magnoliopsida : Fagales : Fagaceae : Quercus : *Quercus yulensis*	66 - 56 Ma Paleocene
Corylus insignis species	Plantae : Tracheophyta : Magnoliopsida : Fagales : Betulaceae : Corylus : *Corylus insignis*	66 - 56 Ma Paleocene
Amersinia genus	*Amersinia*	70.6 - 63.3 Ma Phanerozoic
Carpites ulmiformis species	Plantae : Carpites : *Carpites ulmiformis*	70.6 - 66 Ma Late/Upper Cretaceous
Ischyodus rayhaasi species	Animalia : Chordata : Chondrichthyes : Chimaeriformes : Callorhynchidae : Ischyodus : *Ischyodus rayhaasi*	70.6 - 66 Ma Late/Upper Cretaceous
Oreithyia oaklandi species	Animalia : Chordata : Reptilia : Squamata : Iguanidae : Oreithyia : *Oreithyia oaklandi*	37.2 - 33.9 Ma Paleogene
Pantrionychidae unranked clade	Animalia : Chordata : Reptilia : Testudines : Pantrionychidae	37.2 - 33.9 Ma Paleogene
Pantolestoidea superfamily	Animalia : Chordata : Mammalia : Artiodactyla : Pantolestoidea	61.7 - 56.8 Ma Paleocene

Fossil Localities

Click to show 298 fossil localities

USA

North Dakota
- Adams County
  - Paleocene🐚 USGS locality 6376
- Billings County
  - Paleozoic🐚 13275'-287'
  - Paleogene🐚 One Mile North of Wannagan Creek Quarry
  - Paleogene🐚 Theodore Roosevelt Nat'l Park
  - Paleocene🐚 USGS locality 2424
  - Paleocene🐚 USGS locality 6219
  - Paleocene🐚 Wannagan Creek Quarry
- Bottineau County
  - Devonian🐚 Elk Point Basin II Pinnacle Reef
- Bowman County
  - Phanerozoic🐚 KJ0142
  - Late/Upper Cretaceous🐚 KJ87113
  - Late/Upper Cretaceous🐚 KJ87132
  - Late/Upper Cretaceous🐚 KJ87133
  - Late/Upper Cretaceous🐚 KJ87134
  - Late/Upper Cretaceous🐚 KJ87136
  - Paleocene🐚 KJ87140
  - Late/Upper Cretaceous🐚 KJ87151
  - Late/Upper Cretaceous🐚 KJ87152
  - Late/Upper Cretaceous🐚 KJ87153
  - Paleocene🐚 KJ88100
  - Late/Upper Cretaceous🐚 KJ88102
  - Phanerozoic🐚 KJ88103l
  - Late/Upper Cretaceous🐚 KJ88104
  - Late/Upper Cretaceous🐚 KJ88105
  - Late/Upper Cretaceous🐚 KJ88107
  - Late/Upper Cretaceous🐚 KJ88108
  - Late/Upper Cretaceous🐚 KJ88110
  - Late/Upper Cretaceous🐚 KJ88111
  - Late/Upper Cretaceous🐚 KJ88112
  - Late/Upper Cretaceous🐚 KJ88131
  - Late/Upper Cretaceous🐚 KJ88139
  - Paleocene🐚 KJ9136
  - Late/Upper Cretaceous🐚 KJ9138
  - Late/Upper Cretaceous🐚 KJ9140
  - Late/Upper Cretaceous🐚 KJ9141
  - Late/Upper Cretaceous🐚 KJ9307
  - Late/Upper Cretaceous🐚 KJ9331
  - Paleocene🐚 KJ9410
  - Late/Upper Cretaceous🐚 KJ9529
  - Late/Upper Cretaceous🐚 KJ9530
  - Late/Upper Cretaceous🐚 KJ9643
  - Late/Upper Cretaceous🐚 KJ9645
  - Late/Upper Cretaceous🐚 KJ9733
  - Late/Upper Cretaceous🐚 KJ9739
  - Late/Upper Cretaceous🐚 KJ9740
  - Late/Upper Cretaceous🐚 KJ9904
  - Late/Upper Cretaceous🐚 KJ9907
  - Late/Upper Cretaceous🐚 KJ9911
  - Late/Upper Cretaceous🐚 PTRM V89003
  - Late/Upper Cretaceous🐚 PTRM V91007
  - Late/Upper Cretaceous🐚 PTRM V92007
  - Late/Upper Cretaceous🐚 PTRM V92042
  - Phanerozoic🐚 PTRM V92067
  - Late/Upper Cretaceous🐚 PTRM V93022
  - Late/Upper Cretaceous🐚 PTRM V94002
  - Late/Upper Cretaceous🐚 PTRM V96016
  - Late/Upper Cretaceous🐚 PTRM V97006
  - Late/Upper Cretaceous🐚 USGS 16003
  - Paleocene🐚 USGS locality 6382
  - Late/Upper Cretaceous🐚 Wayne's X Triceratops locality
- Burleigh County
  - Paleocene🐚 Cvancara locality 18
  - Paleocene🐚 Cvancara locality 7
  - Late/Upper Cretaceous🐚 Long Lake
- Cavalier County
- Dunn County
  - Paleogene🐚 Beckert Ranch
  - Eocene🐚 Camels Butte
  - Eocene🐚 Crooked Creek
  - Cenozoic🐚 Killdeer Mountains
  - Paleogene🐚 North Fairy Dells
  - Paleogene🐚 North of Lost Bridge
  - Paleozoic🐚 Socony Vacuum Oil Co. Dvorak #F-42-6-P - North Dakota Geo Survey Well #505
  - Paleogene🐚 South Central Fairy Dells
  - Paleocene🐚 USGS locality 8239
  - Paleogene🐚 West of Crooked Creek
- Emmons County
- Golden Valley County
  - Paleogene🐚 Champsosaurus gigas type
  - Paleocene🐚 USGS locality 4334
  - Paleocene🐚 USGS locality 6215
  - Paleocene🐚 X-X Locality
- Grant County
  - Paleocene🐚 Brisbane
  - Paleocene🐚 Cvancara locality 74
  - Paleocene🐚 Cvancara locality 82
  - Paleocene🐚 Cvancara locality 88
  - Paleocene🐚 Cvancara locality 89
  - Paleocene🐚 Cvancara locality 90
  - Paleocene🐚 Kayser-Leith area
  - Paleocene🐚 USGS locality 6377
  - Paleocene🐚 USGS locality 6598
- Griggs County
  - Late/Upper Cretaceous🐚 Cooperstown site
- Hettinger County
  - Paleocene🐚 Mott Dump
  - Paleocene🐚 USGS locality 8224
- Logan County
  - Late/Upper Cretaceous🐚 Loc. RF134-71-1
  - Late/Upper Cretaceous🐚 NDSFC Loc. LO64
- McHenry County
  - Paleozoic🐚 ARCO Wunderlich #1 - North Dakota Geo Survey Well #8803
- McKenzie County
  - Paleozoic🐚 Amerada
  - Paleocene🐚 Cross
  - Eocene🐚 Grassy Butte
  - Paleocene🐚 Sheep Butte
  - Paleogene🐚 Southeast of Grassy Butte
  - Paleogene🐚 Southern Blue Buttes
  - Paleocene🐚 USGS locality 8212
  - Paleocene🐚 USGS locality 8230
- McLean County
- Mercer County
  - Paleogene🐚 Central Pit of Hebron Brick Co.
  - Paleogene🐚 Goodman Creek Bluffs
  - Paleogene🐚 Harnisch Butte
  - Eocene🐚 North of Zap
  - Paleocene🐚 Red Spring
  - Paleogene🐚 Southwest of Goldon Valley
  - Paleogene🐚 Wehri Ranch
- Morton County
  - Paleocene🐚 2 miles north of Judson
  - Paleogene🐚 Almont
  - Paleozoic🐚 Amoco Production Co. Richter #1 - North Dakota Geo Survey Well #7340
  - Late/Upper Cretaceous🐚 Bergad & JWHall Slide #332-3
  - Paleocene🐚 Cvancara locality 14
  - Paleocene🐚 Cvancara locality 15
  - Paleocene🐚 Cvancara locality 16
  - Paleocene🐚 Cvancara locality 22
  - Paleocene🐚 Cvancara locality 24
  - Paleocene🐚 Cvancara locality 27
  - Paleocene🐚 Cvancara locality 28
  - Paleocene🐚 Cvancara locality 34
  - Paleocene🐚 Cvancara locality 38
  - Paleocene🐚 Cvancara locality 39
  - Paleocene🐚 Cvancara locality 40
  - Paleocene🐚 Cvancara locality 44
  - Paleocene🐚 Cvancara locality 47
  - Paleocene🐚 Cvancara locality 51
  - Paleocene🐚 Cvancara locality 64
  - Paleogene🐚 Farmers Butte
  - Late/Upper Cretaceous🐚 NDSFC Loc. MO21
  - Late/Upper Cretaceous🐚 NDSFC Loc. MO23
  - Late/Upper Cretaceous🐚 NDSFC Loc. MO27
  - Late/Upper Cretaceous🐚 NDSFC Loc. MO3
  - Late/Upper Cretaceous🐚 NDSFC Loc. MO32
  - Late/Upper Cretaceous🐚 NDSFC Loc. MO34
  - Late/Upper Cretaceous🐚 NDSFC Loc. MO35

USA

North Dakota
- Morton County
  - Paleocene🐚 Northwest of Fallon
  - Phanerozoic🐚 Stumpf Site
  - Paleocene🐚 USGS locality 6525
  - Paleocene🐚 USGS locality 6652
  - Paleocene🐚 USGS locality 6892
  - Paleogene🐚 USNM 14079
  - Paleocene🐚 West-northwest of Fallon
- Mountrail County
  - Paleogene🐚 Little Knife River
  - Paleocene🐚 USGS locality 8202
  - Paleogene🐚 Western Pit of Hebron Brick Co.
  - Paleogene🐚 White Earth River
- Oliver County
  - Paleocene🐚 Cvancara locality 20
  - Cretaceous🐚 Oliver County
  - Paleogene🐚 Otter Creek
- Ramsey County
  - Paleozoic🐚 UNOCAL Aanstad #1 - North Dakota Geo Survey Well #20
- Sioux County
  - Paleocene🐚 Cvancara locality 43
  - Late/Upper Cretaceous🐚 Fort Yates area
  - Paleocene🐚 USGS locality 5437
- Slope County
  - Late/Upper Cretaceous🐚 "Dakota" site
  - Late/Upper Cretaceous🐚 5 km northwest of Marmarth
  - Late/Upper Cretaceous🐚 Brachychampsa locality
  - Late/Upper Cretaceous🐚 Cannonball River mouth
  - Late/Upper Cretaceous🐚 Conning Tower W1
  - Late/Upper Cretaceous🐚 E. Dorf's Dynamite Coulee
  - Phanerozoic🐚 KJ8403
  - Paleocene🐚 KJ8404
  - Paleocene🐚 KJ8408
  - Paleocene🐚 KJ8409
  - Late/Upper Cretaceous🐚 KJ86102
  - Late/Upper Cretaceous🐚 KJ86103
  - Late/Upper Cretaceous🐚 KJ86104
  - Late/Upper Cretaceous🐚 KJ86105
  - Phanerozoic🐚 KJ86107 CENSUS
  - Late/Upper Cretaceous🐚 KJ86108
  - Paleocene🐚 KJ86110
  - Paleocene🐚 KJ86113
  - Paleocene🐚 KJ86114
  - Late/Upper Cretaceous🐚 KJ86115
  - Late/Upper Cretaceous🐚 KJ86119
  - Late/Upper Cretaceous🐚 KJ86143
  - Late/Upper Cretaceous🐚 KJ86144
  - Late/Upper Cretaceous🐚 KJ86145
  - Paleocene🐚 KJ86148q
  - Late/Upper Cretaceous🐚 KJ86153
  - Late/Upper Cretaceous🐚 KJ86155
  - Late/Upper Cretaceous🐚 KJ86158
  - Phanerozoic🐚 KJ86161g
  - Paleocene🐚 KJ86162
  - Paleocene🐚 KJ86163
  - Late/Upper Cretaceous🐚 KJ87103
  - Late/Upper Cretaceous🐚 KJ87109
  - Late/Upper Cretaceous🐚 KJ87110
  - Late/Upper Cretaceous🐚 KJ87111
  - Late/Upper Cretaceous🐚 KJ87129
  - Paleocene🐚 KJ87130
  - Late/Upper Cretaceous🐚 KJ87131
  - Paleocene🐚 KJ87143
  - Late/Upper Cretaceous🐚 KJ87146
  - Late/Upper Cretaceous🐚 KJ87147a
  - Paleocene🐚 KJ87150
  - Paleocene🐚 KJ87154
  - Late/Upper Cretaceous🐚 KJ88114
  - Phanerozoic🐚 KJ88120
  - Late/Upper Cretaceous🐚 KJ88121
  - Phanerozoic🐚 KJ88122 CENSUS
  - Late/Upper Cretaceous🐚 KJ88124
  - Late/Upper Cretaceous🐚 KJ88127
  - Late/Upper Cretaceous🐚 KJ88128
  - Paleocene🐚 KJ9142d
  - Paleocene🐚 KJ9143
  - Late/Upper Cretaceous🐚 KJ9145
  - Late/Upper Cretaceous🐚 KJ9146
  - Late/Upper Cretaceous🐚 KJ9249
  - Paleocene🐚 KJ9251
  - Late/Upper Cretaceous🐚 KJ9251 CENSUS
  - Late/Upper Cretaceous🐚 KJ9262
  - Late/Upper Cretaceous🐚 KJ9312
  - Phanerozoic🐚 KJ9316 CENSUS
  - Late/Upper Cretaceous🐚 KJ9322
  - Late/Upper Cretaceous🐚 KJ9323
  - Phanerozoic🐚 KJ9325 CENSUS
  - Phanerozoic🐚 KJ9329 CENSUS
  - Late/Upper Cretaceous🐚 KJ9535
  - Late/Upper Cretaceous🐚 KJ9610
  - Late/Upper Cretaceous🐚 KJ9611
  - Paleocene🐚 KJ9627
  - Late/Upper Cretaceous🐚 KJ9630
  - Late/Upper Cretaceous🐚 KJ9631
  - Late/Upper Cretaceous🐚 KJ9649a
  - Paleocene🐚 KJ9650
  - Paleocene🐚 KJ9651
  - Late/Upper Cretaceous🐚 KJ9727
  - Late/Upper Cretaceous🐚 KJ9729
  - Late/Upper Cretaceous🐚 KJ9731
  - Late/Upper Cretaceous🐚 KJ9736
  - Late/Upper Cretaceous🐚 KJ9737
  - Late/Upper Cretaceous🐚 KJ9745
  - Late/Upper Cretaceous🐚 KJ9747
  - Late/Upper Cretaceous🐚 KJ9752
  - Late/Upper Cretaceous🐚 KJ9754 CENSUS
  - Late/Upper Cretaceous🐚 KJ9812
  - Late/Upper Cretaceous🐚 KJ9813
  - Paleocene🐚 KJ9817
  - Paleocene🐚 KJ9819
  - Late/Upper Cretaceous🐚 KJ9822
  - Late/Upper Cretaceous🐚 KJ9824
  - Late/Upper Cretaceous🐚 KJ9825
  - Phanerozoic🐚 KJ9829
  - Phanerozoic🐚 KJ9843 CENSUS
  - Late/Upper Cretaceous🐚 KJ9849
  - Phanerozoic🐚 KJ9858 CENSUS
  - Paleocene🐚 KJ9903
  - Paleocene🐚 KJND1
  - Paleocene🐚 KJND7
  - Paleocene🐚 Merle’s Mecca
  - Late/Upper Cretaceous🐚 MPM 3956
  - Late/Upper Cretaceous🐚 NDGS loc. 64
  - Late/Upper Cretaceous🐚 NDGS locality 27
  - Late/Upper Cretaceous🐚 NDGS96-23.1
  - Cenozoic🐚 PITA Flats
  - Late/Upper Cretaceous🐚 Pretty Butte
  - Late/Upper Cretaceous🐚 PTRM V86002
  - Late/Upper Cretaceous🐚 PTRM V87009
  - Late/Upper Cretaceous🐚 PTRM V92002
  - Late/Upper Cretaceous🐚 PTRM V95009
  - Late/Upper Cretaceous🐚 PTRM V95014
  - Late/Upper Cretaceous🐚 PTRM V96022
  - Late/Upper Cretaceous🐚 PTRM V97002
  - Late/Upper Cretaceous🐚 PTRM V97011
  - Late/Upper Cretaceous🐚 PTRM V98003
  - Late/Upper Cretaceous🐚 PTRM V98027
  - Paleocene🐚 Pyramid Butte
  - Phanerozoic🐚 Turtle Graveyard locality
  - Paleocene🐚 USGS locality 6225
  - Late/Upper Cretaceous🐚 Yule
- Stark County
  - Paleogene🐚 Heart River Bluffs
  - Eocene🐚 Antelope Creek
  - Eocene🐚 near South Heart
  - Paleogene🐚 North of Gladstone
  - Eocene🐚 South Fairy Dells
  - Paleogene🐚 Telephone Tower Hill
  - Paleocene🐚 USGS locality 2422
  - Cenozoic🐚 White Butte/Turtle Valley
- Stutsman County
  - Pleistocene🐚 Minneapolis Flats Creek
- Ward County
  - Paleocene🐚 Donnybrook
  - Paleocene🐚 USGS locality 9202
- Williams County
  - Paleocene🐚 Below Witter Quarry
  - Paleocene🐚 UF locality 18744
  - Paleocene🐚 USGS locality 3728 Williston

Other Databases

Wikipedia:	https://en.wikipedia.org/wiki/North_Dakota
Wikidata ID:	Q1207
GeoNames ID:	5690763

Localities in this Region

USA

North Dakota
- ⭔Adams County
  - Cedar River
- Badlands
- ⭔Barnes County
- ⭔Benson County
- ⭔Billings County
  - Dakota Oil Enterprises occurrence
  - ⭔Fryburg
    - Dakota Colloidal Products Company Mine
  - ⭔Medora
- ⭔Bottineau County
  - Turtle Mountains
    - Unnamed mineral spring
- ⭔Bowman County
- ⭔Burke County
  - Bowbells coal mine
- ⭔Burleigh County
- ⭔Cass County
  - ⭔Fargo
- ⭔Cavalier County
- ⭔Dickey County
- ⭔Divide County
  - ⭔Alkabo
    - ⭔North Lake Reservoir
  - Miller Lake
- ⭔Dunn County
  - Killdeer Mountains
  - Knife River quarries
  - ⭔Marshall
  - Petrified wood occurrence
- ⭔Eddy County
- ⭔Emmons County
- ⭔Foster County
- ⭔Golden Valley County
  - ⭔Beach
  - Sentinel Butte
- ⭔Grand Forks County
- ⭔Grant County
  - Cannonball River
  - ⭔New Leipzig
    - New Leipzig meteorite
- ⭔Griggs County
- ⭔Hettinger County
  - Black Butte
  - Cannonball River
  - ⭔Mott
    - Unnamed Petrified Wood occurrence
  - ⭔New England
- ⭔Kidder County
- ⭔LaMoure County
- ⭔Logan County
- ⭔McHenry County
- ⭔Mcintosh County
- ⭔McKenzie County
  - Cannonball River
  - Little Missouri River
  - Missouri River
  - Searing
  - ⭔Watford City

USA

North Dakota
- McKenzie County
  - Yellowstone River
- ⭔McLean County
  - ⭔Wilton
    - Washburn Company's Wilton Mine
- ⭔Mercer County
  - Beula lignite mine
  - ⭔Beulah
    - Freedom Mine
    - Knife River Mine
  - ⭔Golden Valley
- ⭔Morton County
  - ⭔Glen Ullin
  - ⭔Hebron
    - Hebron Brick Company Clay pits
  - Hebron Brick Co. mines
  - ⭔Mandan
    - Molite Incorporated plant
- ⭔Mountrail County
  - ⭔Palermo
    - Salt lake
  - White Lake
- ⭔Nelson County
- ⭔Oliver County
- ⭔Pembina County
  - ⭔Glasston
    - Glasston meteorite
  - Walhalla
    - Pembina River valley
- ⭔Pierce County
- ⭔Ramsey County
- ⭔Ransom County
  - Sheyenne River
- ⭔Renville County
- ⭔Richland County
- ⭔Rolette County
  - Turtle Mountains
- ⭔Sargent County
- ⭔Sheridan County
- ⭔Sioux County
- ⭔Slope County
  - ⭔Amidon
  - Deep Creek
  - ⭔Marmarth
    - Marmarth Bentonite deposits
- ⭔Stark County
  - ⭔Belfield
  - Lehigh coal mine
  - Richardton meteorite
  - ⭔Taylor
    - Unnamed Claystone deposits [1]
- ⭔Steele County
- ⭔Stutsman County
- ⭔Towner County
- ⭔Traill County
- ⭔Walsh County
- ⭔Ward County
- ⭔Wells County
- ⭔Williams County
  - ⭔Williston

Other Regions, Features and Areas that Intersect

North AmericaContinent

North America PlateTectonic Plate

Dakota DomainDomain
Superior Craton
- Wawa-Abitibi TerraneCraton
- Western Wabigoon TerraneCraton
- Winnipeg River TerraneCraton
Superior DomainDomain
Trans-Hudson OrogenOrogenic Belt
Williston BasinBasin

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References

Rock and Mineral Collecting in North Dakota NDGS Newsletter June 1976

www.dmr.nd.gov (n.d.) https://www.dmr.nd.gov/ndgs/ndnotes/ndn13_h.htm

Mineral and Water Resources of North Dakota (1973) ed Landis N. Dak. Geol Surv. Bull 63

North Dakota Geological Survey Newsletter Summer (1995)

Box, S.E., and Cossette, P.M., (2021) Mineral resource inventory of North Dakota: U.S. Geological Survey Open-File Report 2021–1057, 42 p., https://doi.org/10.3133/ofr20211057.

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To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
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North Dakota, USA i
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North Dakota State
USA Country

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North Dakota, USAiRegional Level TypesNorth DakotaState USACountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

Help document this locality

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Select Mineral List Type

Commodity List

Mineral List

Rock Types Recorded

Select Rock List Type

Detailed Mineral List:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Fossils

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Localities in this Region

Other Regions, Features and Areas that Intersect

References

North Dakota, USA i
Regional Level Types
North Dakota State
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