Belkin, H. E., & Grosz, A. E. (2021). Platinum and gold placer from Tugidak Island, Alaska: Platinum-group minerals and their inclusions, gold, and chromite mineralogy. The Canadian Mineralogist, 59(4), 667-712.

ⓘ Braggite

Formula: PdPt₃S₄

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Calcite

Formula: CaCO₃

Localities:

Rambler Group Mine, Kodiak Mining District, Kodiak Island Borough, Alaska, USA
Sonny Jim Group Prospect, Kodiak Mining District, Kodiak Island Borough, Alaska, USA

ⓘ Chalcopyrite

Formula: CuFeS₂

Localities: Reported from at least 12 localities in this region.

ⓘ 'Chlorite Group'

Localities:

Sonny Jim Group Prospect, Kodiak Mining District, Kodiak Island Borough, Alaska, USA
Brown Bear; Old Harbor; Silver Queen; Barling Bay Prospect, Kodiak Mining District, Kodiak Island Borough, Alaska, USA

ⓘ Chromite

Formula: Fe²⁺Cr³⁺₂O₄

Localities: Reported from at least 19 localities in this region.

ⓘ Cooperite

Formula: PtS

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Cuproiridsite

Formula: (Cu,Fe)Ir₂S₄

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Cuprorhodsite

Formula: (Cu¹⁺_0.5Fe³⁺_0.5)Rh³⁺₂S₄

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Erlichmanite

Formula: OsS₂

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Ferronickelplatinum

Formula: Pt₂FeNi

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Galena

Formula: PbS

Localities: Reported from at least 7 localities in this region.

ⓘ Genkinite

Formula: Pt₄Sb₃

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Hollingworthite

Formula: (Rh,Pt,Pd)AsS

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Irarsite

Formula: (Ir,Ru,Rh,Pt)AsS

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Isoferroplatinum

Formula: Pt₃Fe

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Jordisite

Formula: MoS₂

Locality: Hagelbargers Pass Occurrence, Bristol Bay Mining District, Kodiak Island Borough, Alaska, USA

References:

(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey

ⓘ Kashinite

Formula: Ir₂S₃

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Keithconnite

Formula: Pd₂₀Te₇

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Laurite

Formula: RuS₂

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Magnetite

Formula: Fe²⁺Fe³⁺₂O₄

Localities:

Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA
Cape Kubugakli Lode Occurrence, Bristol Bay Mining District, Kodiak Island Borough, Alaska, USA

ⓘ Malanite

Formula: Cu¹⁺(Ir³⁺Pt⁴⁺)S₄

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Miassite

Formula: Rh₁₇S₁₅

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Molybdenite

Formula: MoS₂

Localities:

Cape Kubugakli Lode Occurrence, Bristol Bay Mining District, Kodiak Island Borough, Alaska, USA
Cape Kubugakli Placer Mine, Kodiak Island Borough, Alaska, USA

ⓘ Muscovite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Localities:

ⓘ Muscovite var. Sericite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Localities:

ⓘ Native Gold

Formula: Au

Localities: Reported from at least 32 localities in this region.

ⓘ Palladodymite

Formula: (Pd,Rh)₂As

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Pyrite

Formula: FeS₂

Localities: Reported from at least 19 localities in this region.

ⓘ Pyrrhotite

Formula: Fe_1-xS

Localities: Reported from at least 10 localities in this region.

ⓘ Quartz

Formula: SiO₂

Localities: Reported from at least 26 localities in this region.

ⓘ Scheelite

Formula: Ca(WO₄)

Localities:

Cornelius Creek Prospect, Kodiak Mining District, Kodiak Island Borough, Alaska, USA
Chalet Mountain Prospect, Kodiak Mining District, Kodiak Island Borough, Alaska, USA

ⓘ Sperrylite

Formula: PtAs₂

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Sphalerite

Formula: ZnS

Localities:

Womens Bay; Shakmanof Prospect, Kodiak Mining District, Kodiak Island Borough, Alaska, USA
Soluka Creek Occurrence, Bristol Bay Mining District, Kodiak Island Borough, Alaska, USA
Unnamed Occurrence (ARDF - UG005; near Kilokak Creek), Kodiak Island Borough, Alaska, USA

ⓘ Stibiopalladinite

Formula: Pd₅Sb₂

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Stibnite

Formula: Sb₂S₃

Localities:

Womens Bay; Shakmanof Prospect, Kodiak Mining District, Kodiak Island Borough, Alaska, USA
Cape Kubugakli Lode Occurrence, Bristol Bay Mining District, Kodiak Island Borough, Alaska, USA
Cape Kubugakli Placer Mine, Kodiak Island Borough, Alaska, USA

ⓘ 'Stilbite Subgroup'

Formula: M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O

Locality: Hagelbargers Pass Occurrence, Bristol Bay Mining District, Kodiak Island Borough, Alaska, USA

References:

(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey

ⓘ Stillwaterite

Formula: Pd₈As₃

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Tetraferroplatinum

Formula: PtFe

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ 'Tetrahedrite Subgroup'

Formula: Cu₆(Cu₄C²⁺₂)Sb₄S₁₂S

Locality: Cape Kubugakli Lode Occurrence, Bristol Bay Mining District, Kodiak Island Borough, Alaska, USA

References:

(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey

ⓘ 'Tourmaline'

Formula: AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z

Locality: Unnamed Occurrence (ARDF - UG005; near Kilokak Creek), Kodiak Island Borough, Alaska, USA

References:

(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey

ⓘ Tulameenite

Formula: Pt₂CuFe

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Vincentite

Formula: Pd₃As

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

ⓘ Zvyagintsevite

Formula: Pd₃Pb

Locality: Southern beach placer, Tugidak Island, Kodiak Island Borough, Alaska, USA

References:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Native Gold	1.AA.05	Au
ⓘ	Zvyagintsevite	1.AG.10	Pd₃Pb
ⓘ	Isoferroplatinum	1.AG.35	Pt₃Fe
ⓘ	Ferronickelplatinum	1.AG.40	Pt₂FeNi
ⓘ	Tetraferroplatinum	1.AG.40	PtFe
ⓘ	Tulameenite	1.AG.40	Pt₂CuFe
Group 2 - Sulphides and Sulfosalts
ⓘ	Vincentite	2.AC.05b	Pd₃As
ⓘ	Stillwaterite	2.AC.10a	Pd₈As₃
ⓘ	Stibiopalladinite	2.AC.20a	Pd₅Sb₂
ⓘ	Palladodymite	2.AC.25c	(Pd,Rh)₂As
ⓘ	Genkinite	2.AC.35a	Pt₄Sb₃
ⓘ	Bornite	2.BA.15	Cu₅FeS₄
ⓘ	Miassite	2.BC.05	Rh₁₇S₁₅
ⓘ	Keithconnite	2.BC.20	Pd₂₀Te₇
ⓘ	Sphalerite	2.CB.05a	ZnS
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Pyrrhotite	2.CC.10	Fe_1-xS
ⓘ	Braggite	2.CC.35a	PdPt₃S₄
ⓘ	Cooperite	2.CC.35b	PtS
ⓘ	Galena	2.CD.10	PbS
ⓘ	Cuproiridsite	2.DA.05	(Cu,Fe)Ir₂S₄
ⓘ	Cuprorhodsite	2.DA.05	(Cu¹⁺_0.5Fe³⁺_0.5)Rh³⁺₂S₄
ⓘ	Malanite	2.DA.05	Cu¹⁺(Ir³⁺Pt⁴⁺)S₄
ⓘ	Stibnite	2.DB.05	Sb₂S₃
ⓘ	Bowieite	2.DB.15	Rh₂S₃
ⓘ	Kashinite	2.DB.15	Ir₂S₃
ⓘ	Jordisite	2.EA.30	MoS₂
ⓘ	Molybdenite	2.EA.30	MoS₂
ⓘ	Erlichmanite	2.EB.05a	OsS₂
ⓘ	Laurite	2.EB.05a	RuS₂
ⓘ	Pyrite	2.EB.05a	FeS₂
ⓘ	Sperrylite	2.EB.05a	PtAs₂
ⓘ	Arsenopyrite	2.EB.20	FeAsS
ⓘ	Hollingworthite	2.EB.25	(Rh,Pt,Pd)AsS
ⓘ	Irarsite	2.EB.25	(Ir,Ru,Rh,Pt)AsS
ⓘ	'Tetrahedrite Subgroup'	2.GB.05	Cu₆(Cu₄C²⁺₂)Sb₄S₁₂S
Group 4 - Oxides and Hydroxides
ⓘ	Chromite	4.BB.05	Fe²⁺Cr³⁺₂O₄
ⓘ	Magnetite	4.BB.05	Fe²⁺Fe³⁺₂O₄
ⓘ	Quartz	4.DA.05	SiO₂
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Baryte	7.AD.35	BaSO₄
ⓘ	Scheelite	7.GA.05	Ca(WO₄)
Group 9 - Silicates
ⓘ	Muscovite	9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	var. Sericite	9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
Unclassified
ⓘ	'Chlorite Group'	-
ⓘ	'Stilbite Subgroup'	-	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
ⓘ	'Tourmaline'	-	AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
H	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
B	Boron
B	ⓘ Tourmaline	AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z
C	Carbon
C	ⓘ Calcite	CaCO₃
O	Oxygen
O	ⓘ Baryte	BaSO₄
O	ⓘ Calcite	CaCO₃
O	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
O	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
O	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Quartz	SiO₂
O	ⓘ Scheelite	Ca(WO₄)
O	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
O	ⓘ Tourmaline	AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z
O	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
Al	Aluminium
Al	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Al	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
Al	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	Silicon
Si	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Quartz	SiO₂
Si	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
Si	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
S	Sulfur
S	ⓘ Arsenopyrite	FeAsS
S	ⓘ Baryte	BaSO₄
S	ⓘ Bornite	Cu₅FeS₄
S	ⓘ Bowieite	Rh₂S₃
S	ⓘ Braggite	PdPt₃S₄
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Cooperite	PtS
S	ⓘ Cuproiridsite	(Cu,Fe)Ir₂S₄
S	ⓘ Cuprorhodsite	(Cu¹⁺_0.5Fe³⁺_0.5)Rh₂³⁺S₄
S	ⓘ Erlichmanite	OsS₂
S	ⓘ Galena	PbS
S	ⓘ Hollingworthite	(Rh,Pt,Pd)AsS
S	ⓘ Irarsite	(Ir,Ru,Rh,Pt)AsS
S	ⓘ Jordisite	MoS₂
S	ⓘ Kashinite	Ir₂S₃
S	ⓘ Laurite	RuS₂
S	ⓘ Malanite	Cu¹⁺(Ir³⁺Pt⁴⁺)S₄
S	ⓘ Molybdenite	MoS₂
S	ⓘ Pyrite	FeS₂
S	ⓘ Pyrrhotite	Fe_1-xS
S	ⓘ Sphalerite	ZnS
S	ⓘ Stibnite	Sb₂S₃
S	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
S	ⓘ Miassite	Rh₁₇S₁₅
K	Potassium
K	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
K	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
Ca	Calcium
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Scheelite	Ca(WO₄)
Cr	Chromium
Cr	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Fe	Iron
Fe	ⓘ Arsenopyrite	FeAsS
Fe	ⓘ Bornite	Cu₅FeS₄
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Fe	ⓘ Cuproiridsite	(Cu,Fe)Ir₂S₄
Fe	ⓘ Cuprorhodsite	(Cu¹⁺_0.5Fe³⁺_0.5)Rh₂³⁺S₄
Fe	ⓘ Ferronickelplatinum	Pt₂FeNi
Fe	ⓘ Isoferroplatinum	Pt₃Fe
Fe	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
Fe	ⓘ Pyrite	FeS₂
Fe	ⓘ Pyrrhotite	Fe_1-xS
Fe	ⓘ Tetraferroplatinum	PtFe
Fe	ⓘ Tulameenite	Pt₂CuFe
Ni	Nickel
Ni	ⓘ Ferronickelplatinum	Pt₂FeNi
Cu	Copper
Cu	ⓘ Bornite	Cu₅FeS₄
Cu	ⓘ Chalcopyrite	CuFeS₂
Cu	ⓘ Cuproiridsite	(Cu,Fe)Ir₂S₄
Cu	ⓘ Cuprorhodsite	(Cu¹⁺_0.5Fe³⁺_0.5)Rh₂³⁺S₄
Cu	ⓘ Malanite	Cu¹⁺(Ir³⁺Pt⁴⁺)S₄
Cu	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
Cu	ⓘ Tulameenite	Pt₂CuFe
Zn	Zinc
Zn	ⓘ Sphalerite	ZnS
As	Arsenic
As	ⓘ Arsenopyrite	FeAsS
As	ⓘ Hollingworthite	(Rh,Pt,Pd)AsS
As	ⓘ Irarsite	(Ir,Ru,Rh,Pt)AsS
As	ⓘ Sperrylite	PtAs₂
As	ⓘ Stillwaterite	Pd₈As₃
As	ⓘ Vincentite	Pd₃As
As	ⓘ Palladodymite	(Pd,Rh)₂As
Mo	Molybdenum
Mo	ⓘ Jordisite	MoS₂
Mo	ⓘ Molybdenite	MoS₂
Ru	Ruthenium
Ru	ⓘ Irarsite	(Ir,Ru,Rh,Pt)AsS
Ru	ⓘ Laurite	RuS₂
Rh	Rhodium
Rh	ⓘ Bowieite	Rh₂S₃
Rh	ⓘ Cuprorhodsite	(Cu¹⁺_0.5Fe³⁺_0.5)Rh₂³⁺S₄
Rh	ⓘ Hollingworthite	(Rh,Pt,Pd)AsS
Rh	ⓘ Irarsite	(Ir,Ru,Rh,Pt)AsS
Rh	ⓘ Palladodymite	(Pd,Rh)₂As
Rh	ⓘ Miassite	Rh₁₇S₁₅
Pd	Palladium
Pd	ⓘ Braggite	PdPt₃S₄
Pd	ⓘ Hollingworthite	(Rh,Pt,Pd)AsS
Pd	ⓘ Keithconnite	Pd₂₀Te₇
Pd	ⓘ Stibiopalladinite	Pd₅Sb₂
Pd	ⓘ Stillwaterite	Pd₈As₃
Pd	ⓘ Vincentite	Pd₃As
Pd	ⓘ Zvyagintsevite	Pd₃Pb
Pd	ⓘ Palladodymite	(Pd,Rh)₂As
Sb	Antimony
Sb	ⓘ Genkinite	Pt₄Sb₃
Sb	ⓘ Stibiopalladinite	Pd₅Sb₂
Sb	ⓘ Stibnite	Sb₂S₃
Sb	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
Te	Tellurium
Te	ⓘ Keithconnite	Pd₂₀Te₇
Ba	Barium
Ba	ⓘ Baryte	BaSO₄
W	Tungsten
W	ⓘ Scheelite	Ca(WO₄)
Os	Osmium
Os	ⓘ Erlichmanite	OsS₂
Ir	Iridium
Ir	ⓘ Cuproiridsite	(Cu,Fe)Ir₂S₄
Ir	ⓘ Irarsite	(Ir,Ru,Rh,Pt)AsS
Ir	ⓘ Kashinite	Ir₂S₃
Ir	ⓘ Malanite	Cu¹⁺(Ir³⁺Pt⁴⁺)S₄
Pt	Platinum
Pt	ⓘ Braggite	PdPt₃S₄
Pt	ⓘ Cooperite	PtS
Pt	ⓘ Ferronickelplatinum	Pt₂FeNi
Pt	ⓘ Genkinite	Pt₄Sb₃
Pt	ⓘ Hollingworthite	(Rh,Pt,Pd)AsS
Pt	ⓘ Irarsite	(Ir,Ru,Rh,Pt)AsS
Pt	ⓘ Isoferroplatinum	Pt₃Fe
Pt	ⓘ Malanite	Cu¹⁺(Ir³⁺Pt⁴⁺)S₄
Pt	ⓘ Sperrylite	PtAs₂
Pt	ⓘ Tetraferroplatinum	PtFe
Pt	ⓘ Tulameenite	Pt₂CuFe
Au	Gold
Au	ⓘ Native Gold	Au
Pb	Lead
Pb	ⓘ Galena	PbS
Pb	ⓘ Zvyagintsevite	Pd₃Pb

Fossils

There are 564 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

564

Youngest Fossil Listed

0.01 Ma (Pleistocene)

Oldest Fossil Listed

228 Ma (Late/Upper Triassic)

Stratigraphic Units

Click here to view 9 stratigraphic units.

Fossils from Region

Click here to show the list.

Accepted Name	Hierarchy	Age
Orbiculiforma genus	Chromista : Radiozoa : Polycystina : Spumellaria : Orbiculiformidae : *Orbiculiforma*	164.7 - 161.2 Ma Jurassic
Pseudocrucella genus	Chromista : Radiozoa : Polycystina : Spumellaria : Hagiastridae : *Pseudocrucella*	164.7 - 161.2 Ma Jurassic
Hsuum genus	Chromista : Radiozoa : Polycystina : Nassellaria : Hsuidae : *Hsuum*	164.7 - 161.2 Ma Jurassic
Milax genus	Chromista : Radiozoa : Polycystina : Nassellaria : Eucyrtidiidae : *Milax*	164.7 - 161.2 Ma Jurassic
Napora genus	Chromista : Radiozoa : Polycystina : Nassellaria : Ultranaporidae : *Napora*	164.7 - 161.2 Ma Jurassic
Parvicingula genus	Chromista : Radiozoa : Polycystina : Nassellaria : Parvicingulidae : *Parvicingula*	164.7 - 161.2 Ma Jurassic
Perispyridium genus	Chromista : Radiozoa : Polycystina : Eptingiidae : *Perispyridium*	164.7 - 161.2 Ma Jurassic
Turanta genus	Chromista : Radiozoa : Polycystina : Nassellaria : Tripedurnulidae : *Turanta*	164.7 - 161.2 Ma Jurassic
Spongiomorpha genus	Animalia : Cnidaria : Hydrozoa : Spongiomorphida : Spongiomorphidae : *Spongiomorpha*	212 - 205.6 Ma Late/Upper Triassic
Heterastridium genus	Animalia : Cnidaria : Hydrozoa : Anthoathecata : Heterastridiidae : *Heterastridium*	212 - 205.6 Ma Late/Upper Triassic
Scleractinia order	Animalia : Cnidaria : Anthozoa : Scleractinia	212 - 205.6 Ma Late/Upper Triassic
Dentalium genus	Animalia : Mollusca : Scaphopoda : Dentaliida : Dentaliidae : *Dentalium*	23.03 - 11.608 Ma Miocene
Gastropoda class	Animalia : Mollusca : Gastropoda	212 - 205.6 Ma Late/Upper Triassic
Pleurotomaria genus	Animalia : Mollusca : Gastropoda : Trochida : Microdomatidae : *Pleurotomaria*	212 - 205.6 Ma Late/Upper Triassic
Turbo genus	Animalia : Mollusca : Gastropoda : Trochida : Turbinidae : *Turbo*	212 - 205.6 Ma Late/Upper Triassic
Echinophoria genus	Animalia : Mollusca : Gastropoda : Littorinimorpha : Cassidae : *Echinophoria*	23.03 - 11.608 Ma Miocene
Epitonium (Nitidiscala) subgenus	Animalia : Mollusca : Gastropoda : Epitoniidae : Epitonium : *Epitonium (Nitidiscala)*	23.03 - 11.608 Ma Miocene
Ancistrolepis genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : *Ancistrolepis*	28.1 - 11.608 Ma Cenozoic
Beringius genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : *Beringius*	23.03 - 11.608 Ma Miocene
Bruclarkia genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : *Bruclarkia*	23.03 - 11.608 Ma Miocene
Buccinum genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : *Buccinum*	28.1 - 11.608 Ma Cenozoic
Oenopota genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Mangeliidae : *Oenopota*	23.03 - 11.608 Ma Miocene
Parasyrinx genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Turridae : *Parasyrinx*	23.03 - 11.608 Ma Miocene
Priscofusus genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Fasciolariidae : *Priscofusus*	23.03 - 11.608 Ma Miocene
Paronaella genus	Chromista : Radiozoa : Polycystina : Spumellaria : Angulobracchiidae : *Paronaella*	164.7 - 161.2 Ma Jurassic
Germanonautilus genus	Animalia : Mollusca : Cephalopoda : Nautilida : Tainoceratidae : *Germanonautilus*	212 - 205.6 Ma Late/Upper Triassic
Halorites genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Haloritidae : *Halorites*	212 - 205.6 Ma Late/Upper Triassic
Metasibirites genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Metasibiritidae : *Metasibirites*	212 - 205.6 Ma Late/Upper Triassic
Arnioceras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Arietitidae : *Arnioceras*	196.5 - 189.6 Ma Early Jurassic
Eudmetoceras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Hammatoceratidae : *Eudmetoceras*	171.6 - 167.7 Ma Middle Jurassic
Sonninia (Euhoploceras) subgenus	Animalia : Mollusca : Cephalopoda : Ammonitida : Sonniniidae : Sonninia : *Sonninia (Euhoploceras)*	171.6 - 167.7 Ma Middle Jurassic
Oxycerites genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Oppeliidae : *Oxycerites*	166.1 - 163.5 Ma Middle Jurassic
Pachydiscus genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Pachydiscidae : *Pachydiscus*	83.5 - 70.6 Ma Late/Upper Cretaceous
Saxoceras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Schlotheimiidae : *Saxoceras*	201.3 - 196.5 Ma Early Jurassic
Docidoceras (Trilobiticeras) subgenus	Animalia : Mollusca : Cephalopoda : Ammonitida : Otoitidae : Docidoceras : *Docidoceras (Trilobiticeras)*	171.6 - 168.4 Ma Middle Jurassic
Acila genus	Animalia : Mollusca : Bivalvia : Nuculida : Nuculidae : *Acila*	23.03 - 11.608 Ma Miocene
Pinna genus	Animalia : Mollusca : Bivalvia : Ostreida : Pinnidae : *Pinna*	212 - 205.6 Ma Late/Upper Triassic
Trichites genus	Animalia : Mollusca : Bivalvia : Ostreida : Pinnidae : *Trichites*	212 - 205.6 Ma Late/Upper Triassic
Amusium genus	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : *Amusium*	212 - 205.6 Ma Late/Upper Triassic
Cassianella genus	Animalia : Mollusca : Bivalvia : Ostreida : Cassianellidae : *Cassianella*	212 - 205.6 Ma Late/Upper Triassic
Gryphaea genus	Animalia : Mollusca : Bivalvia : Ostreida : Gryphaeidae : *Gryphaea*	212 - 205.6 Ma Late/Upper Triassic
Ostrea genus	Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : *Ostraea*	212 - 205.6 Ma Late/Upper Triassic
Pecten genus	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : *Pecten*	212 - 205.6 Ma Late/Upper Triassic
Minetrigonia genus	Animalia : Mollusca : Bivalvia : Trigoniida : Trigoniidae : *Minetrigonia*	212 - 205.6 Ma Late/Upper Triassic
Myophoria genus	Animalia : Mollusca : Bivalvia : Trigoniida : Myophoriidae : *Myophoria*	212 - 205.6 Ma Late/Upper Triassic
Clinocardium genus	Animalia : Mollusca : Bivalvia : Cardiida : Cardiidae : *Clinocardium*	28.1 - 11.608 Ma Cenozoic
Cyclocardia genus	Animalia : Mollusca : Bivalvia : Carditida : Carditidae : *Cyclocardia*	23.03 - 11.608 Ma Miocene
Macoma genus	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : *Macoma*	23.03 - 11.608 Ma Miocene
Pitar genus	Animalia : Mollusca : Bivalvia : Venerida : Veneridae : *Pitar*	23.03 - 11.608 Ma Miocene
Spisula genus	Animalia : Mollusca : Bivalvia : Venerida : Mactridae : *Spisula*	28.1 - 23.03 Ma Cenozoic
Mya genus	Animalia : Mollusca : Bivalvia : Myida : Myidae : *Mya*	28.1 - 23.03 Ma Cenozoic
Periploma (Aelga) subgenus	Animalia : Mollusca : Bivalvia : Thraciida : Periplomatidae : Periploma : *Periploma (Aelga)*	23.03 - 11.608 Ma Miocene
Periploma genus	Animalia : Mollusca : Bivalvia : Periplomatidae : *Periploma*	23.03 - 11.608 Ma Miocene
Pleuromya genus	Animalia : Mollusca : Bivalvia : Myida : Pleuromyidae : *Pleuromya*	212 - 205.6 Ma Late/Upper Triassic
Brachiopoda phylum	Animalia : Brachiopoda	212 - 205.6 Ma Late/Upper Triassic
Phocoena genus	Animalia : Chordata : Mammalia : Cetacea : Phocoenidae : *Phocoena*	0.0117 - 0 Ma Quaternary
Desmatophoca genus	Animalia : Chordata : Mammalia : Carnivora : Phocidae : *Desmatophoca*	15.97 - 13.82 Ma Miocene
Desmostylia order	Animalia : Chordata : Mammalia : Desmostylia	15.97 - 13.82 Ma Miocene
Enhydra lutris species	Animalia : Chordata : Mammalia : Carnivora : Mustelidae : Enhydra : *Enhydra lutris*	0.0117 - 0 Ma Quaternary
Naticidae family	Animalia : Mollusca : Gastropoda : Littorinimorpha : Naticidae	23.03 - 11.608 Ma Miocene
Neverita (Neverita) washingtonensis species	Animalia : Mollusca : Gastropoda : Naticidae : Neverita : *Neverita (Neverita) washingtonensis*	23.03 - 11.608 Ma Miocene
Polinices (Euspira) lincolnensis species	*Polinices (Euspira) lincolnensis*	23.03 - 11.608 Ma Miocene
Polinices (Euspira) ramonensis species	*Polinices (Euspira) ramonensis*	23.03 - 11.608 Ma Miocene
Praeparvicingula genus	Chromista : Radiozoa : Polycystina : Nassellaria : Parvicingulidae : *Praeparvicingula*	164.7 - 161.2 Ma Jurassic
Pentacrinus genus	Animalia : Echinodermata : Crinoidea : Isocrinida : Pentacrinitidae : *Pentacrinus*	212 - 205.6 Ma Late/Upper Triassic
Discamphiceras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Psiloceratidae : *Discamphiceras*	201.3 - 196.5 Ma Early Jurassic
Callorhinus ursinus species	Animalia : Chordata : Mammalia : Carnivora : Otariidae : Callorhinus : *Callorhinus ursinus*	0.0117 - 0 Ma Quaternary
Phoca vitulina species	Animalia : Chordata : Mammalia : Carnivora : Phocidae : Phoca : *Phoca vitulina*	0.0117 - 0 Ma Quaternary
Terebratuloidea superfamily	Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Terebratuloidea	212 - 205.6 Ma Late/Upper Triassic
Chlamys (Chlamys) hastata species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys : *Chlamys (Chlamys) hastata*	0.0117 - 0 Ma Quaternary
Chlamys rubida species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys : *Chlamys rubida*	3.6 - 2.588 Ma Cenozoic
Spisula hannibali species	Animalia : Mollusca : Bivalvia : Venerida : Mactridae : Spisula : *Spisula hannibali*	28.1 - 11.608 Ma Cenozoic
Macoma (Macoma) twinensis species	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : Macoma : *Macoma (Macoma) twinensis*	23.03 - 11.608 Ma Miocene
Hataiella genus	Animalia : Mollusca : Gastropoda : Sorbeoconcha : Turritellidae : *Hataiella*	28.1 - 11.608 Ma Cenozoic
Neptuneidae family	Animalia : Mollusca : Gastropoda : Neptuneidae	23.03 - 11.608 Ma Miocene
Crenella porterensis species	Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : Crenella : *Crenella porterensis*	23.03 - 11.608 Ma Miocene
Palaeopharus genus	Animalia : Mollusca : Bivalvia : Modiomorphida : Palaeopharidae : *Palaeopharus*	212 - 205.6 Ma Late/Upper Triassic
Hiatella (Hiatella) arctica species	Animalia : Mollusca : Bivalvia : Hiatellida : Hiatellidae : Hiatella : *Hiatella (Hiatella) arctica*	28.1 - 11.608 Ma Cenozoic
Macoma (Macoma) calcarea species	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : Macoma : *Macoma (Macoma) calcarea*	23.03 - 11.608 Ma Miocene
Schlotheimiidae family	Animalia : Mollusca : Cephalopoda : Ammonoidea : Schlotheimiidae	196.5 - 189.6 Ma Early Jurassic
Psiloceratidae family	Animalia : Mollusca : Cephalopoda : Ammonoidea : Psiloceratidae	201.3 - 196.5 Ma Early Jurassic
Chlamys (Chlamys) cosibensis species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys : *Chlamys (Chlamys) cosibensis*	3.6 - 2.588 Ma Cenozoic
Mya (Arenomya) grewingki species	Animalia : Mollusca : Bivalvia : Pholadida : Myidae : Mya : *Mya (Arenomya) grewingki*	23.03 - 11.608 Ma Miocene
Cyclocardia tokunagai species	Animalia : Mollusca : Bivalvia : Carditida : Carditidae : Cyclocardia : *Cyclocardia tokunagai*	28.1 - 11.608 Ma Cenozoic
Chlamys (Chlamys) albida species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys : *Chlamys (Chlamys) albida*	3.6 - 2.588 Ma Cenozoic
Calyptraea diegoana species	Animalia : Mollusca : Gastropoda : Calyptraeidae : Calyptraea : *Calyptraea diegoana*	23.03 - 11.608 Ma Miocene
Eumetopias jubata species	Animalia : Chordata : Mammalia : Carnivora : Otariidae : Eumetopias : *Eumetopias jubata*	0.0117 - 0 Ma Quaternary
Cryptonatica affinis species	Animalia : Mollusca : Gastropoda : Naticidae : Cryptonatica : *Cryptonatica affinis*	28.1 - 11.608 Ma Cenozoic
Macoma (Macoma) moesta species	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : Macoma : *Macoma (Macoma) moesta*	23.03 - 11.608 Ma Miocene
Liocyma fluctuosa species	Animalia : Mollusca : Bivalvia : Veneroidei : Veneridae : Liocyma : *Liocyma fluctuosa*	23.03 - 11.608 Ma Miocene
Elysastraea genus	Animalia : Cnidaria : Anthozoa : Scleractinia : Montlivaltiidae : *Elysastraea*	212 - 205.6 Ma Late/Upper Triassic
Lytoceratidae family	Animalia : Mollusca : Cephalopoda : Ammonoidea : Lytoceratidae	201.3 - 196.5 Ma Early Jurassic
Diplomoceras cylindraceum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Diplomoceratidae : Diplomoceras : *Diplomoceras cylindraceum*	83.5 - 70.6 Ma Late/Upper Cretaceous
Pseudophyllites indra species	Animalia : Mollusca : Cephalopoda : Ammonitida : Tetragonitidae : Pseudophyllites : *Pseudophyllites indra*	83.5 - 70.6 Ma Late/Upper Cretaceous
Zetoceras zetes species	Animalia : Mollusca : Cephalopoda : Phylloceratida : Phylloceratidae : Zetoceras : *Zetoceras zetes*	171.6 - 168.4 Ma Middle Jurassic
Hypophylloceras (Neophylloceras) ramosum species	Animalia : Mollusca : Cephalopoda : Phylloceratida : Phylloceratidae : Neophylloceras : *Hypophylloceras (Neophylloceras) ramosum*	83.5 - 70.6 Ma Late/Upper Cretaceous
Hypophylloceras (Neophylloceras) hetonaiense species	Animalia : Mollusca : Cephalopoda : Phylloceratida : Phylloceratidae : Neophylloceras : *Hypophylloceras (Neophylloceras) hetonaiense*	83.5 - 70.6 Ma Late/Upper Cretaceous
Pachydiscus (Pachydiscus) hazzardi species	Animalia : Mollusca : Cephalopoda : Ammonitida : Pachydiscidae : Pachydiscus : *Pachydiscus (Pachydiscus) hazzardi*	83.5 - 70.6 Ma Late/Upper Cretaceous
Pinnigena genus	*Pinnigena*	212 - 205.6 Ma Late/Upper Triassic
Paronaella bandyi species	Chromista : Radiozoa : Polycystina : Spumellaria : Angulobracchiidae : Paronaella : *Paronaella bandyi*	164.7 - 161.2 Ma Jurassic
Paronaella pygmaea species	Chromista : Radiozoa : Polycystina : Spumellaria : Angulobracchiidae : Paronaella : *Paronaella pygmaea*	164.7 - 161.2 Ma Jurassic
Napora bukryi species	Chromista : Radiozoa : Polycystina : Nassellaria : Ultranaporidae : Napora : *Napora bukryi*	164.7 - 161.2 Ma Jurassic
Crucella magna species	Retaria : Radiolaria : Spumellaria : Hagiastridae : Crucella : *Crucella magna*	164.7 - 161.2 Ma Jurassic
Orbiculiforma iniqua species	Chromista : Radiozoa : Polycystina : Spumellaria : Orbiculiformidae : Orbiculiforma : *Orbiculiforma iniqua*	164.7 - 161.2 Ma Jurassic
Paronaella pessagnoi species	Chromista : Radiozoa : Polycystina : Spumellaria : Angulobracchiidae : Paronaella : *Paronaella pessagnoi*	164.7 - 161.2 Ma Jurassic
Paronaella venusta species	Chromista : Radiozoa : Polycystina : Spumellaria : Angulobracchiidae : Paronaella : *Paronaella venusta*	164.7 - 161.2 Ma Jurassic
Archaeodictyomitra exigua species	Chromista : Radiozoa : Polycystina : Nassellaria : Archaeodictyomitridae : Archaeodictyomitra : *Archaeodictyomitra exigua*	164.7 - 161.2 Ma Jurassic
Napora pualensis species	Retaria : Radiolaria : Nassellaria : Ultranaporidae : Napora : *Napora pualensis*	164.7 - 161.2 Ma Jurassic
Praeparvicingula communis species	Retaria : Radiolaria : Nassellaria : Parvicingulidae : Praeparvicingula : *Praeparvicingula communis*	164.7 - 161.2 Ma Jurassic
Parvicingula praeacutum species	Chromista : Radiozoa : Polycystina : Nassellaria : Parvicingulidae : Parvicingula : *Parvicingula praeacutum*	164.7 - 161.2 Ma Jurassic
Perispyridium dettermani species	Chromista : Radiozoa : Polycystina : Eptingiidae : Perispyridium : *Perispyridium dettermani*	164.7 - 161.2 Ma Jurassic
Higumastra transversa species	Chromista : Radiozoa : Polycystina : Spumellaria : Hagiastridae : Higumastra : *Higumastra transversa*	164.7 - 161.2 Ma Jurassic
Tritrabs worzeli species	Retaria : Radiolaria : Spumellaria : Tritrabidae : Tritrabs : *Tritrabs worzeli*	164.7 - 161.2 Ma Jurassic
Praeparvicingula decora species	Retaria : Radiolaria : Nassellaria : Parvicingulidae : Praeparvicingula : *Praeparvicingula decora*	164.7 - 161.2 Ma Jurassic
Praeparvicingula inornata species	Retaria : Radiolaria : Nassellaria : Parvicingulidae : Praeparvicingula : *Praeparvicingula inornata*	164.7 - 161.2 Ma Jurassic
Archaeospongoprunum helense species	Chromista : Radiozoa : Polycystina : Spumellaria : Archaeospongoprunidae : Archaeospongoprunum : *Archaeospongoprunum helense*	164.7 - 161.2 Ma Jurassic
Orbiculiforma multifora species	Chromista : Radiozoa : Polycystina : Spumellaria : Orbiculiformidae : Orbiculiforma : *Orbiculiforma multifora*	164.7 - 161.2 Ma Jurassic
Napora milleri species	Retaria : Radiolaria : Nassellaria : Ultranaporidae : Napora : *Napora milleri*	164.7 - 161.2 Ma Jurassic
Pseudaptetoceras klimakomphalum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Hammatoceratidae : Pseudaptetoceras : *Pseudaptetoceras klimakomphalum*	171.6 - 167.7 Ma Middle Jurassic
Orbiculiformella incognita species	Retaria : Radiolaria : Spumellaria : Orbiculiformidae : Orbiculiformella : *Orbiculiformella incognita*	164.7 - 161.2 Ma Jurassic
Myophorella argo species	Animalia : Mollusca : Bivalvia : Trigoniida : Myophorellidae : Myophorella : *Myophorella argo*	170.3 - 168.3 Ma Middle Jurassic
Myophorella alaskaensis species	Animalia : Mollusca : Bivalvia : Trigoniida : Myophorellidae : Myophorella : *Myophorella alaskaensis*	170.3 - 168.3 Ma Middle Jurassic
Myophorella dawsoni species	Animalia : Mollusca : Bivalvia : Trigoniida : Myophorellidae : Myophorella : *Myophorella dawsoni*	170.3 - 168.3 Ma Middle Jurassic
Tugurites fastigatus species	Animalia : Mollusca : Cephalopoda : Ammonitida : Hildoceratidae : Pseudolioceras : *Tugurites fastigatus*	171.6 - 167.7 Ma Middle Jurassic
Euphyllites genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Psiloceratidae : *Euphyllites*	201.3 - 196.5 Ma Early Jurassic
Kammerkarites frigga species	Animalia : Mollusca : Cephalopoda : Ammonitida : Schlotheimiidae : Kammerkarites : *Kammerkarites frigga*	201.3 - 196.5 Ma Early Jurassic
Franziceras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Psiloceratidae : *Franziceras*	201.3 - 196.5 Ma Early Jurassic
Sunrisites genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Psiloceratidae : *Sunrisites*	201.3 - 196.5 Ma Early Jurassic
Badouxia genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Psiloceratidae : *Badouxia*	201.3 - 190.7 Ma Early Jurassic
Vermiceras (Paracaloceras) subgenus	Animalia : Mollusca : Cephalopoda : Ammonitida : Arietitidae : Vermiceras : *Vermiceras (Paracaloceras)*	201.3 - 189.6 Ma Early Jurassic
Monotis (Entomonotis) ochotica species	Animalia : Mollusca : Bivalvia : Pectinida : Monotidae : Monotis : *Monotis (Entomonotis) ochotica*	212 - 205.6 Ma Late/Upper Triassic
Monotis (Pacimonotis) subcircularis species	Animalia : Mollusca : Bivalvia : Pectinida : Monotidae : Monotis : *Monotis (Pacimonotis) subcircularis*	228 - 205.6 Ma Late/Upper Triassic
Monotis (Monotis) alaskana species	Animalia : Mollusca : Bivalvia : Pectinida : Monotidae : Monotis : *Monotis (Monotis) alaskana*	228 - 205.6 Ma Late/Upper Triassic
Arnioceras arnouldi species	Animalia : Mollusca : Cephalopoda : Ammonitida : Arietitidae : Arnioceras : *Arnioceras arnouldi*	196.5 - 189.6 Ma Early Jurassic
Inoceramus subundatus species	Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Inoceramus : *Inoceramus subundatus*	83.5 - 70.6 Ma Late/Upper Cretaceous
Eolytoceras tasekoi species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Lytoceratidae : Eolytoceras : *Eolytoceras tasekoi*	201.3 - 190.7 Ma Early Jurassic
Discamphiceras silberlingi species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Psiloceratidae : Discamphiceras : *Discamphiceras silberlingi*	201.3 - 196.5 Ma Early Jurassic
Mullerites pleuroacanthitoides species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Psiloceratidae : Mullerites : *Mullerites pleuroacanthitoides*	201.3 - 196.5 Ma Early Jurassic
Badouxia canadensis species	Animalia : Mollusca : Cephalopoda : Ammonitida : Psiloceratidae : Badouxia : *Badouxia canadensis*	201.3 - 196.5 Ma Early Jurassic
Saxoceras portlocki species	Animalia : Mollusca : Cephalopoda : Ammonitida : Schlotheimiidae : Saxoceras : *Saxoceras portlocki*	201.3 - 196.5 Ma Early Jurassic
Kammerkarites megastoma species	Animalia : Mollusca : Cephalopoda : Ammonitida : Schlotheimiidae : Kammerkarites : *Kammerkarites megastoma*	201.3 - 196.5 Ma Early Jurassic
Paracaloceras rursicostatum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Arietitidae : Vermiceras : *Paracaloceras rursicostatum*	201.3 - 196.5 Ma Early Jurassic
Badouxia columbiae species	Animalia : Mollusca : Cephalopoda : Ammonitida : Psiloceratidae : Badouxia : *Badouxia columbiae*	196.5 - 189.6 Ma Early Jurassic
Parareineckeia shelikofana species	Animalia : Mollusca : Cephalopoda : Ammonitida : Reineckeiidae : Parareineckeia : *Parareineckeia shelikofana*	166.1 - 163.5 Ma Middle Jurassic
Euaptetoceras amplectens species	Animalia : Mollusca : Cephalopoda : Ammonitida : Hammatoceratidae : Euaptetoceras : *Euaptetoceras amplectens*	171.6 - 167.7 Ma Middle Jurassic
Phylloceras (Calliphylloceras) freibrocki species	Animalia : Mollusca : Cephalopoda : Phylloceratida : Phylloceratidae : Calliphylloceras : *Phylloceras (Calliphylloceras) freibrocki*	166.1 - 163.5 Ma Middle Jurassic
Lilloettia buckmani species	Animalia : Mollusca : Cephalopoda : Ammonitida : Sphaeroceratidae : Lilloettia : *Lilloettia buckmani*	166.1 - 163.5 Ma Middle Jurassic
Lilloettia mertonyarwoodi species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Sphaeroceratidae : Lilloettia : *Lilloettia mertonyarwoodi*	166.1 - 163.5 Ma Middle Jurassic
Lilloettia lilloetensis species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Sphaeroceratidae : Lilloettia : *Lilloettia lilloetensis*	166.1 - 163.5 Ma Middle Jurassic
Lilloettia stantoni species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Sphaeroceratidae : Lilloettia : *Lilloettia stantoni*	166.1 - 163.5 Ma Middle Jurassic
Iniskinites abruptus species	Animalia : Mollusca : Cephalopoda : Ammonitida : Sphaeroceratidae : Iniskinites : *Iniskinites abruptus*	166.1 - 163.5 Ma Middle Jurassic
Cadoceras (Pseudocadoceras) catostoma species	Animalia : Mollusca : Cephalopoda : Ammonitida : Cardioceratidae : Cadoceras : *Cadoceras (Pseudocadoceras) catostoma*	166.1 - 163.5 Ma Middle Jurassic
Cadoceras comma species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Cardioceratidae : Cadoceras : *Cadoceras comma*	166.1 - 163.5 Ma Middle Jurassic
Cadoceras glabrum species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Cardioceratidae : Cadoceras : *Cadoceras glabrum*	166.1 - 163.5 Ma Middle Jurassic
Cadoceras bathomphalum species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Cardioceratidae : Cadoceras : *Cadoceras bathomphalum*	166.1 - 163.5 Ma Middle Jurassic
Cadoceras tenuicostatum species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Cardioceratidae : Cadoceras : *Cadoceras tenuicostatum*	166.1 - 163.5 Ma Middle Jurassic
Cadoceras doroschini species	Animalia : Mollusca : Cephalopoda : Ammonitida : Cardioceratidae : Cadoceras : *Cadoceras doroschini*	166.1 - 163.5 Ma Middle Jurassic
Cadoceras wosnessenskii species	Animalia : Mollusca : Cephalopoda : Ammonitida : Cardioceratidae : Cadoceras : *Cadoceras wosnessenskii*	166.1 - 163.5 Ma Middle Jurassic
Cadoceras kialagvikense species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Cardioceratidae : Cadoceras : *Cadoceras kialagvikense*	166.1 - 163.5 Ma Middle Jurassic
Cadoceras (Stenocadoceras) multicostatum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Cardioceratidae : Stenocadoceras : *Cadoceras (Stenocadoceras) multicostatum*	166.1 - 163.5 Ma Middle Jurassic
Cadoceras (Stenocadoceras) iniskinense species	Animalia : Mollusca : Cephalopoda : Ammonitida : Cardioceratidae : Stenocadoceras : *Cadoceras (Stenocadoceras) iniskinense*	166.1 - 163.5 Ma Middle Jurassic
Cadoceras (Stenocadoceras) stenoloboide species	Animalia : Mollusca : Cephalopoda : Ammonitida : Cardioceratidae : Stenocadoceras : *Cadoceras (Stenocadoceras) stenoloboide*	166.1 - 163.5 Ma Middle Jurassic
Pseudocadoceras petelini species	Animalia : Mollusca : Cephalopoda : Ammonitida : Cardioceratidae : Cadoceras : *Pseudocadoceras petelini*	166.1 - 163.5 Ma Middle Jurassic
Cadoceras (Pseudocadoceras) grewingki species	Animalia : Mollusca : Cephalopoda : Ammonitida : Cardioceratidae : Cadoceras : *Cadoceras (Pseudocadoceras) grewingki*	166.1 - 163.5 Ma Middle Jurassic
Pseudocadoceras crassicostatum species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Cardioceratidae : Pseudocadoceras : *Pseudocadoceras crassicostatum*	166.1 - 163.5 Ma Middle Jurassic
Pseudocadoceras schmidti species	Animalia : Mollusca : Cephalopoda : Ammonitida : Cardioceratidae : Cadoceras : *Pseudocadoceras schmidti*	166.1 - 163.5 Ma Middle Jurassic
Kepplerites (Seymourites) ingrahami species	Animalia : Mollusca : Cephalopoda : Ammonitida : Kosmoceratidae : Seymourites : *Kepplerites (Seymourites) ingrahami*	166.1 - 163.5 Ma Middle Jurassic
Kepplerites (Seymourites) plenus species	Animalia : Mollusca : Cephalopoda : Ammonitida : Kosmoceratidae : Seymourites : *Kepplerites (Seymourites) plenus*	166.1 - 163.5 Ma Middle Jurassic
Aturia angustata species	Animalia : Mollusca : Cephalopoda : Nautilida : Aturiidae : Aturia : *Aturia angustata*	28.1 - 23.03 Ma Cenozoic
Pseudotoites (Pseudotoites) argentinus species	Animalia : Mollusca : Cephalopoda : Ammonitida : Otoitidae : Pseudotoites : *Pseudotoites (Pseudotoites) argentinus*	171.6 - 167.7 Ma Middle Jurassic
Pseudotoites (Pseudotoites) transatlanticus species	Animalia : Mollusca : Cephalopoda : Ammonitida : Otoitidae : Pseudotoites : *Pseudotoites (Pseudotoites) transatlanticus*	171.6 - 168.4 Ma Middle Jurassic
Partschiceras ellipticum species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Phylloceratidae : Partschiceras : *Partschiceras ellipticum*	175.6 - 167.7 Ma Jurassic
Holcophylloceras costisparsum species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Phylloceratidae : Holcophylloceras : *Holcophylloceras costisparsum*	171.6 - 167.7 Ma Middle Jurassic
Lytoceras eudesianum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Lytoceratidae : Lytoceras : *Lytoceras eudesianum*	171.6 - 168.4 Ma Middle Jurassic
Hebetoxyites hebes species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Strigoceratidae : Hebetoxyites : *Hebetoxyites hebes*	171.6 - 167.7 Ma Middle Jurassic
Bradfordia (Praeoppelia) oppeliiformis species	Animalia : Mollusca : Cephalopoda : Ammonitida : Oppeliidae : Bradfordia : *Bradfordia (Praeoppelia) oppeliiformis*	171.6 - 167.7 Ma Middle Jurassic
Pseudolioceras costistriatum species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Hildoceratidae : Pseudolioceras : *Pseudolioceras costistriatum*	171.6 - 168.4 Ma Middle Jurassic
Asthenoceras nannodes species	Animalia : Mollusca : Cephalopoda : Ammonitida : Sonniniidae : Asthenoceras : *Asthenoceras nannodes*	171.6 - 168.4 Ma Middle Jurassic
Eudmetoceras (Eudmetoceras) eudmetum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Hammatoceratidae : Eudmetoceras : *Eudmetoceras (Eudmetoceras) eudmetum*	171.6 - 168.4 Ma Middle Jurassic
Eudmetoceras (Euaptetoceras) nucleospinosum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Hammatoceratidae : Euaptetoceras : *Eudmetoceras (Euaptetoceras) nucleospinosum*	171.6 - 168.4 Ma Middle Jurassic
Planammatoceras (Pseudammatoceras) benneri species	Animalia : Mollusca : Cephalopoda : Ammonitida : Hammatoceratidae : Bredyia : *Planammatoceras (Pseudammatoceras) benneri*	171.6 - 168.4 Ma Middle Jurassic
Sonninia (Euhoploceras) bifurcata species	Animalia : Mollusca : Cephalopoda : Ammonitida : Sonniniidae : Sonninia : *Sonninia (Euhoploceras) bifurcata*	171.6 - 168.4 Ma Middle Jurassic
Sonninia (Alaskoceras) alaskensis species	Animalia : Mollusca : Cephalopoda : Ammonitida : Sonniniidae : Sonninia : *Sonninia (Alaskoceras) alaskensis*	171.6 - 168.4 Ma Middle Jurassic
Witchellia sutneroides species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Sonniniidae : Witchellia : *Witchellia sutneroides*	171.6 - 167.7 Ma Middle Jurassic
Pelekodites pelekus species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Sonniniidae : Witchellia : *Pelekodites pelekus*	171.6 - 168.4 Ma Middle Jurassic
Pelekodites (Spatulites) spatians species	Animalia : Mollusca : Cephalopoda : Ammonitida : Sonniniidae : Witchellia : *Pelekodites (Spatulites) spatians*	171.6 - 168.4 Ma Middle Jurassic
Docidoceras (Docidoceras) subgenus	Animalia : Mollusca : Cephalopoda : Ammonitida : Otoitidae : Docidoceras : *Docidoceras (Docidoceras)*	171.6 - 168.4 Ma Middle Jurassic
Riccardiceras longalvum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Stephanoceratidae : Riccardiceras : *Riccardiceras longalvum*	171.6 - 168.4 Ma Middle Jurassic
Docidoceras (Pseudocidoceras) subgenus	Animalia : Mollusca : Cephalopoda : Ammonitida : Otoitidae : Docidoceras : *Docidoceras (Pseudocidoceras)*	171.6 - 167.7 Ma Middle Jurassic
Docidoceras (Pseudocidoceras) widebayense species	Animalia : Mollusca : Cephalopoda : Ammonitida : Otoitidae : Docidoceras : *Docidoceras (Pseudocidoceras) widebayense*	171.6 - 167.7 Ma Middle Jurassic
Docidoceras (Pseudocidoceras) camachoi species	Animalia : Mollusca : Cephalopoda : Ammonitida : Otoitidae : Docidoceras : *Docidoceras (Pseudocidoceras) camachoi*	171.6 - 167.7 Ma Middle Jurassic
Docidoceras (Pseudocidoceras) paucinodosum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Otoitidae : Docidoceras : *Docidoceras (Pseudocidoceras) paucinodosum*	171.6 - 167.7 Ma Middle Jurassic
Cenoceras imlayi species	Animalia : Mollusca : Cephalopoda : Nautilida : Cenoceratidae : Cenoceras : *Cenoceras imlayi*	175.6 - 168.4 Ma Jurassic
Priscofusus stewarti species	Animalia : Mollusca : Gastropoda : Neogastropoda : Fasciolariidae : Priscofusus : *Priscofusus stewarti*	23.03 - 11.608 Ma Miocene
Chlamys (Leochlamys) tugidakensis species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys : *Chlamys (Leochlamys) tugidakensis*	3.6 - 2.588 Ma Cenozoic
Chlamys (Chlamys) trinitiensis species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys : *Chlamys (Chlamys) trinitiensis*	5.333 - 2.588 Ma Cenozoic
Discamphiceras reissi species	Animalia : Mollusca : Cephalopoda : Ammonitida : Psiloceratidae : Discamphiceras : *Discamphiceras reissi*	201.3 - 196.5 Ma Early Jurassic
Pleuroacanthites mulleri species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Lytoceratidae : Pleuroacanthites : *Pleuroacanthites mulleri*	201.3 - 196.5 Ma Early Jurassic
Macoma (Macoma) golikovi species	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : Macoma : *Macoma (Macoma) golikovi*	23.03 - 11.608 Ma Miocene
Cardium (Serripes) hamiltonensis species	Animalia : Mollusca : Bivalvia : Cardiida : Cardiidae : Serripes : *Cardium (Serripes) hamiltonensis*	23.03 - 11.608 Ma Miocene
Musashia (Musashia) subgenus	Animalia : Mollusca : Gastropoda : Neogastropoda : Volutidae : Fulgoraria : *Musashia (Musashia)*	28.1 - 11.608 Ma Cenozoic
Acila (Acila) gettysburgensis species	Animalia : Mollusca : Bivalvia : Nuculida : Nuculidae : Acila : *Acila (Acila) gettysburgensis*	23.03 - 11.608 Ma Miocene
Archivesica georgemoorei species	Animalia : Mollusca : Bivalvia : Veneroidei : Vesicomyidae : Archivesica : *Archivesica georgemoorei*	33.9 - 23.03 Ma Cenozoic
Kewia kannoi species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Echinarachniidae : Kewia : *Kewia kannoi*	15.97 - 11.608 Ma Miocene

Fossil Localities

Click to show 89 fossil localities

USA

Alaska
- Kodiak Island Borough
  - Middle Jurassic🐚 USGS Mesozoic 10818
  - Middle Jurassic🐚 USGS Mesozoic 10824
  - Middle Jurassic🐚 USGS Mesozoic 12380
  - Middle Jurassic🐚 USGS Mesozoic 12385
  - Middle Jurassic🐚 USGS Mesozoic 12387
  - Middle Jurassic🐚 USGS Mesozoic 12405
  - Middle Jurassic🐚 USGS Mesozoic 12408
  - Middle Jurassic🐚 USGS Mesozoic 19744
  - Jurassic🐚 USGS Mesozoic 19757
  - Middle Jurassic🐚 USGS Mesozoic 19781
  - Middle Jurassic🐚 USGS Mesozoic 19793
  - Middle Jurassic🐚 USGS Mesozoic 19801
  - Middle Jurassic🐚 USGS Mesozoic 19828
  - Middle Jurassic🐚 USGS Mesozoic 19862
  - Middle Jurassic🐚 USGS Mesozoic 19863
  - Middle Jurassic🐚 USGS Mesozoic 19869
  - Middle Jurassic🐚 USGS Mesozoic 19873
  - Middle Jurassic🐚 USGS Mesozoic 19896
  - Middle Jurassic🐚 USGS Mesozoic 19902
  - Middle Jurassic🐚 USGS Mesozoic 19911
  - Middle Jurassic🐚 USGS Mesozoic 19922
  - Middle Jurassic🐚 USGS Mesozoic 21251
  - Middle Jurassic🐚 USGS Mesozoic 21354
  - Middle Jurassic🐚 USGS Mesozoic 21356
  - Middle Jurassic🐚 USGS Mesozoic 21357
  - Middle Jurassic🐚 USGS Mesozoic 21359
  - Middle Jurassic🐚 USGS Mesozoic 21362
  - Late/Upper Cretaceous🐚 USGS Mesozoic 24958
  - Late/Upper Cretaceous🐚 USGS Mesozoic 25281
  - Middle Jurassic🐚 USGS Mesozoic 2943
  - Middle Jurassic🐚 USGS Mesozoic 3103
  - Middle Jurassic🐚 USGS Mesozoic 3104
  - Middle Jurassic🐚 USGS Mesozoic 3105
  - Middle Jurassic🐚 USGS Mesozoic 3113
  - Middle Jurassic🐚 USGS Mesozoic 3117
  - Late/Upper Cretaceous🐚 USGS Mesozoic 3121
  - Late/Upper Triassic🐚 USGS Mesozoic D11289
  - Middle Jurassic🐚 USGS Mesozoic loc. 19796
  - Middle Jurassic🐚 USGS Mesozoic loc. 19844
  - Middle Jurassic🐚 UW WA 111
  - Middle Jurassic🐚 Westermann WA10
  - Middle Jurassic🐚 Westermann WA15
  - Middle Jurassic🐚 Westermann WA3
  - Middle Jurassic🐚 Westermann WA4
  - Middle Jurassic🐚 Westermann WA5

Other Databases

Wikipedia:	https://en.wikipedia.org/wiki/Kodiak_Island_Borough,_Alaska
Wikidata ID:	Q514093
GeoNames ID:	5866574

Localities in this Region

USA

Alaska
- Kodiak Island Borough

USA

Alaska
- Kodiak Island Borough

Other Regions, Features and Areas that Intersect

North AmericaContinent

North America PlateTectonic Plate

Chugach DomainAccretionary Complex
East Aleutian ArcVolcanic Arc
Peninsular-Talkeetna DomainDomain

North America Plate

Peninsular TerraneVolcanic Arc
Prince WilliamAccretionary Complex
Sanak-Shumagin-Tugidak BasinBasin

Pacific OceanOcean

USA

Alaska
- Alaska Peninsula Mining DistrictMining District
- Aleutian Range

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