Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Judith Basin County, Montana, USAi
Regional Level Types
Judith Basin CountyCounty
MontanaState
USACountry

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PhotosMapsSearchMineralogy
Type:
Largest Settlements:
PlacePopulation
Stanford381 (2017)
Hobson216 (2017)
Mindat Locality ID:
27226
Long-form identifier:
mindat:1:2:27226:6
GUID (UUID V4):
0
Other Languages:
French:
comté de Judith Basin, Montana, États-Unis
German:
Judith Basin County, Montana, Vereinigte Staaten
Italian:
contea di Judith Basin, Montana, Stati Uniti d'America
Russian:
Джудит-Бэйсин, Монтана, Соединённые Штаты Америки
Simplified Chinese:
朱迪斯盆地縣, 蒙大拿州, 美国
Spanish:
Condado de Judith Basin, Montana, Estados Unidos
Albanian:
Judith Basin County, Montana, Shtetet e Bashkuara të Amerikës
Arabic:
مقاطعة جوديث باسين, مونتانا, الولايات المتحدة
Armenian:
Ջուդիթ Բեյսն շրջան, Մոնտանա, Ամերիկայի Միացյալ Նահանգներ
Basque:
Judith Basin konderria , Montana
Bavarian:
Judith Basin County, Montana, Vaoanigte Stootn
Bishnupriya Manipuri:
জুডিথ বেসিন কাউন্টি, মন্টানা, তিলপারাষ্ট্র
Bulgarian:
Джудит Бейсин, Монтана, Съединени американски щати
Cebuano:
Judith Basin County, Montana
Dutch:
Judith Basin County, Montana, Verenigde Staten
Esperanto:
Kantono Judit-Baseno, Montano
Farsi/Persian:
شهرستان جودیت بیسین، مونتانا, مونتانا, ایالات متحده آمریکا
Georgian:
ჯუდით-ბეისინის ოლქი, მონტანა, ამერიკის შეერთებული შტატები
Hungarian:
Judith Basin megye, Montana, Amerikai Egyesült Államok
Japanese:
ジュディスベイスン郡, モンタナ州, アメリカ合衆国
Low Saxon/Low German:
Judith Basin County, Montana, USA
Min Dong Chinese:
Judith Basin Gông, Montana
Minnan / Hokkien-Taiwanese:
Judith Basin Kūn
Norwegian:
Judith Basin County, Montana, USA
Polish:
Hrabstwo Judith Basin, Montana, Stany Zjednoczone
Portuguese:
Condado de Judith Basin, Montana, Estados Unidos
Romanian:
Comitatul Judith Basin, Montana, Statele Unite ale Americii
Sardinian:
contea de Judith Basin, Montana, Istados Unidos de Amèrica
Scottish Gaelic:
Judith Basin County, Montana, Na Stàitean Aonaichte
Serbian:
Округ Џудит Бејсин, Монтана, Сједињене Америчке Државе
Serbo-Croatian:
Judith Basin County, Montana, Sjedinjene Američke Države
Swedish:
Judith Basin County, Montana, USA
Traditional Chinese:
朱迪斯盆地縣, 蒙大拿州, 美國
Ukrainian:
Джудит, Монтана, Сполучені Штати Америки
Urdu:
جوڈت بیسن کاؤنٹی، مونٹانا, مونٹانا, ریاستہائے متحدہ امریکا
Vietnamese:
Quận Judith Basin, Montana, Chủng Quốc Hoa Kỳ
Waray:
Condado han Judith Basin, Montana, Estados Unidos
Western Punjabi:
جوڈتھ بیسن کاؤنٹی،مونٹانا, مونٹانا, امریکہ


No description has been added for this locality. Can you add one?

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.


Mineral List

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

42 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:

Aegirine
Formula: NaFe3+Si2O6
'Amphibole Supergroup'
Formula: AB2C5(T8O22)W2
Analcime
Formula: Na(AlSi2O6) · H2O
Anglesite
Formula: PbSO4
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
'Apatite'
Formula: Ca5(PO4)3A
Arsenopyrite
Formula: FeAsS
Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Azurite
Formula: Cu3(CO3)2(OH)2
Baryte
Formula: BaSO4
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Bornite ?
Formula: Cu5FeS4
Calcite
Formula: CaCO3
Cerussite
Formula: PbCO3
Chalcopyrite
Formula: CuFeS2
'Chlorite Group'
'Clinopyroxene Subgroup'
Corundum
Formula: Al2O3
Corundum var. Ruby
Formula: Al2O3
Corundum var. Sapphire
Formula: Al2O3
Habit: up to 15mm
Colour: Bright blue
Description: Blue (Fe2+/Ti4+ charge transfer) or purple (Cr). Xenolithic.
Covellite
Formula: CuS
Diopside
Formula: CaMgSi2O6
Dolomite
Formula: CaMg(CO3)2
Fluorite
Formula: CaF2
Forsterite
Formula: Mg2(SiO4)
Galena
Formula: PbS
Hematite
Formula: Fe2O3
'Hornblende Root Name Group'
Formula: ◻Ca2(C2+4C3+)(AlSi7O22)W2
Magnetite
Formula: Fe2+Fe3+2O4
Description: With Al-rich rims. Rims pleonaste.
Malachite
Formula: Cu2(CO3)(OH)2
Marcasite
Formula: FeS2
Microcline
Formula: K(AlSi3O8)
Molybdenite
Formula: MoS2
Native Gold
Formula: Au
Nepheline
Formula: Na3K(Al4Si4O16)
Orthoclase
Formula: K(AlSi3O8)
'Orthopyroxene Subgroup'
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Description: Mg-rich core. Fe/Ba-rich rims.
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Description: In pyrope-cpx-plagioclase granulite xenolith.
Pyrite
Formula: FeS2
Localities: Reported from at least 7 localities in this region.
Pyrope
Formula: Mg3Al2(SiO4)3
Description: In pyrope-cpx-plagioclase granulite xenolith.
Quartz
Formula: SiO2
Rhodochrosite
Formula: MnCO3
Sanidine
Formula: K(AlSi3O8)
Scheelite
Formula: Ca(WO4)
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
Siderite
Formula: FeCO3
Smithsonite
Formula: ZnCO3
Sphalerite
Formula: ZnS
Localities: Reported from at least 7 localities in this region.
Sphalerite var. Marmatite
Formula: (Zn,Fe)S
Spinel
Formula: MgAl2O4
Description: Rims sapphire. Mixture of Al-rich material with the Yogo magma.
Spinel var. Pleonaste
Formula: (Mg,Fe)Al2O4
Description: Rims sapphire. Mixture of Al-rich material with the Yogo magma.
'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
Vanadinite
Formula: Pb5(VO4)3Cl
Wurtzite
Formula: (Zn,Fe)S
Zircon
Formula: Zr(SiO4)

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Gold1.AA.05Au
Group 2 - Sulphides and Sulfosalts
Bornite ?2.BA.15Cu5FeS4
Covellite2.CA.05aCuS
Sphalerite2.CB.05aZnS
var. Marmatite2.CB.05a(Zn,Fe)S
Chalcopyrite2.CB.10aCuFeS2
Wurtzite2.CB.45(Zn,Fe)S
Galena2.CD.10PbS
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
Marcasite2.EB.10aFeS2
Arsenopyrite2.EB.20FeAsS
'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Magnetite4.BB.05Fe2+Fe3+2O4
Spinel4.BB.05MgAl2O4
var. Pleonaste4.BB.05(Mg,Fe)Al2O4
Corundum4.CB.05Al2O3
Hematite4.CB.05Fe2O3
Corundum
var. Ruby
4.CB.05Al2O3
var. Sapphire4.CB.05Al2O3
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Rhodochrosite5.AB.05MnCO3
Siderite5.AB.05FeCO3
Smithsonite5.AB.05ZnCO3
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Dolomite5.AB.10CaMg(CO3)2
Cerussite5.AB.15PbCO3
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anglesite7.AD.35PbSO4
Baryte7.AD.35BaSO4
Scheelite7.GA.05Ca(WO4)
Group 8 - Phosphates, Arsenates and Vanadates
Vanadinite8.BN.05Pb5(VO4)3Cl
Group 9 - Silicates
Forsterite9.AC.05Mg2(SiO4)
Pyrope9.AD.25Mg3Al2(SiO4)3
Zircon9.AD.30Zr(SiO4)
Augite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
Diopside9.DA.15CaMgSi2O6
Aegirine9.DA.25NaFe3+Si2O6
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Nepheline9.FA.05Na3K(Al4Si4O16)
Microcline9.FA.30K(AlSi3O8)
Orthoclase9.FA.30K(AlSi3O8)
Sanidine9.FA.30K(AlSi3O8)
Analcime9.GB.05Na(AlSi2O6) · H2O
Unclassified
'Amphibole Supergroup'-AB2C5(T8O22)W2
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Chlorite Group'-
'Clinopyroxene Subgroup'-
'Hornblende Root Name Group'-◻Ca2(C2+4C3+)(AlSi7O22)W2
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
'Orthopyroxene Subgroup'-
'Serpentine Subgroup'-D3[Si2O5](OH)4
'Apatite'-Ca5(PO4)3A

List of minerals for each chemical element

HHydrogen
H AnalcimeNa(AlSi2O6) · H2O
H AzuriteCu3(CO3)2(OH)2
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H MalachiteCu2(CO3)(OH)2
H PhlogopiteKMg3(AlSi3O10)(OH)2
H Serpentine SubgroupD3[Si2O5](OH)4
CCarbon
C AnkeriteCa(Fe2+,Mg)(CO3)2
C AzuriteCu3(CO3)2(OH)2
C CalciteCaCO3
C CerussitePbCO3
C DolomiteCaMg(CO3)2
C MalachiteCu2(CO3)(OH)2
C RhodochrositeMnCO3
C SideriteFeCO3
C SmithsoniteZnCO3
OOxygen
O AegirineNaFe3+Si2O6
O Amphibole SupergroupAB2C5(T8O22)W2
O AnalcimeNa(AlSi2O6) · H2O
O AnglesitePbSO4
O AnkeriteCa(Fe2+,Mg)(CO3)2
O Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
O AzuriteCu3(CO3)2(OH)2
O BaryteBaSO4
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O CalciteCaCO3
O CerussitePbCO3
O CorundumAl2O3
O DiopsideCaMgSi2O6
O DolomiteCaMg(CO3)2
O ForsteriteMg2(SiO4)
O HematiteFe2O3
O MagnetiteFe2+Fe23+O4
O MalachiteCu2(CO3)(OH)2
O MicroclineK(AlSi3O8)
O NephelineNa3K(Al4Si4O16)
O OrthoclaseK(AlSi3O8)
O PhlogopiteKMg3(AlSi3O10)(OH)2
O PyropeMg3Al2(SiO4)3
O QuartzSiO2
O RhodochrositeMnCO3
O Corundum var. RubyAl2O3
O SanidineK(AlSi3O8)
O Corundum var. SapphireAl2O3
O ScheeliteCa(WO4)
O SideriteFeCO3
O SmithsoniteZnCO3
O SpinelMgAl2O4
O VanadinitePb5(VO4)3Cl
O ZirconZr(SiO4)
O Spinel var. Pleonaste(Mg,Fe)Al2O4
O Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
O Serpentine SubgroupD3[Si2O5](OH)4
O ApatiteCa5(PO4)3A
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F FluoriteCaF2
NaSodium
Na AegirineNaFe3+Si2O6
Na AnalcimeNa(AlSi2O6) · H2O
Na NephelineNa3K(Al4Si4O16)
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
Mg Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg DiopsideCaMgSi2O6
Mg DolomiteCaMg(CO3)2
Mg ForsteriteMg2(SiO4)
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg PyropeMg3Al2(SiO4)3
Mg SpinelMgAl2O4
Mg Spinel var. Pleonaste(Mg,Fe)Al2O4
AlAluminium
Al AnalcimeNa(AlSi2O6) · H2O
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al CorundumAl2O3
Al MicroclineK(AlSi3O8)
Al NephelineNa3K(Al4Si4O16)
Al OrthoclaseK(AlSi3O8)
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al PyropeMg3Al2(SiO4)3
Al Corundum var. RubyAl2O3
Al SanidineK(AlSi3O8)
Al Corundum var. SapphireAl2O3
Al SpinelMgAl2O4
Al Spinel var. Pleonaste(Mg,Fe)Al2O4
Al Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Al Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Si AegirineNaFe3+Si2O6
Si AnalcimeNa(AlSi2O6) · H2O
Si Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si DiopsideCaMgSi2O6
Si ForsteriteMg2(SiO4)
Si MicroclineK(AlSi3O8)
Si NephelineNa3K(Al4Si4O16)
Si OrthoclaseK(AlSi3O8)
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si PyropeMg3Al2(SiO4)3
Si QuartzSiO2
Si SanidineK(AlSi3O8)
Si ZirconZr(SiO4)
Si Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Si Serpentine SubgroupD3[Si2O5](OH)4
PPhosphorus
P ApatiteCa5(PO4)3A
SSulfur
S AnglesitePbSO4
S ArsenopyriteFeAsS
S BaryteBaSO4
S BorniteCu5FeS4
S ChalcopyriteCuFeS2
S CovelliteCuS
S GalenaPbS
S MarcasiteFeS2
S MolybdeniteMoS2
S PyriteFeS2
S SphaleriteZnS
S Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
S Wurtzite(Zn,Fe)S
S Sphalerite var. Marmatite(Zn,Fe)S
ClChlorine
Cl VanadinitePb5(VO4)3Cl
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K MicroclineK(AlSi3O8)
K NephelineNa3K(Al4Si4O16)
K OrthoclaseK(AlSi3O8)
K PhlogopiteKMg3(AlSi3O10)(OH)2
K SanidineK(AlSi3O8)
CaCalcium
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Ca CalciteCaCO3
Ca DiopsideCaMgSi2O6
Ca DolomiteCaMg(CO3)2
Ca FluoriteCaF2
Ca ScheeliteCa(WO4)
Ca Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Ca ApatiteCa5(PO4)3A
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
VVanadium
V VanadinitePb5(VO4)3Cl
MnManganese
Mn RhodochrositeMnCO3
FeIron
Fe AegirineNaFe3+Si2O6
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe ArsenopyriteFeAsS
Fe Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe BorniteCu5FeS4
Fe ChalcopyriteCuFeS2
Fe HematiteFe2O3
Fe MagnetiteFe2+Fe23+O4
Fe MarcasiteFeS2
Fe PyriteFeS2
Fe SideriteFeCO3
Fe Wurtzite(Zn,Fe)S
Fe Sphalerite var. Marmatite(Zn,Fe)S
Fe Spinel var. Pleonaste(Mg,Fe)Al2O4
CuCopper
Cu AzuriteCu3(CO3)2(OH)2
Cu BorniteCu5FeS4
Cu ChalcopyriteCuFeS2
Cu CovelliteCuS
Cu MalachiteCu2(CO3)(OH)2
Cu Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
ZnZinc
Zn SmithsoniteZnCO3
Zn SphaleriteZnS
Zn Wurtzite(Zn,Fe)S
Zn Sphalerite var. Marmatite(Zn,Fe)S
AsArsenic
As ArsenopyriteFeAsS
ZrZirconium
Zr ZirconZr(SiO4)
MoMolybdenum
Mo MolybdeniteMoS2
SbAntimony
Sb Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
BaBarium
Ba BaryteBaSO4
WTungsten
W ScheeliteCa(WO4)
AuGold
Au Native GoldAu
PbLead
Pb AnglesitePbSO4
Pb CerussitePbCO3
Pb GalenaPbS
Pb VanadinitePb5(VO4)3Cl

Fossils

There are 227 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.

Occurrences227
Youngest Fossil Listed66.0 Ma (Late/Upper Cretaceous)
Oldest Fossil Listed513 Ma (Cambrian)
Stratigraphic UnitsClick here to view 13 stratigraphic units.
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Hexactinellida
class
Animalia : Porifera : Hexactinellida485.4 - 471.8 Ma
Paleozoic
Multivasculatus
genus
Animalia : Porifera : Hexactinellida : Multivasculatus501 - 485.4 Ma
Cambrian
Aulopora
genus
Animalia : Cnidaria : Anthozoa : Auloporidae : Aulopora358.9 - 298.9 Ma
Paleozoic
Cleistopora
genus
Animalia : Cnidaria : Anthozoa : Favositidae : Cleistopora358.9 - 298.9 Ma
Paleozoic
Syringopora
genus
Animalia : Cnidaria : Anthozoa : Favositidae : Syringopora358.9 - 298.9 Ma
Paleozoic
Lithostrotion
genus
Animalia : Cnidaria : Anthozoa : Lithostrotionidae : Lithostrotion358.9 - 298.9 Ma
Paleozoic
Lithostrotionella
genus
Animalia : Cnidaria : Anthozoa : Petalaxidae : Lithostrotionella358.9 - 298.9 Ma
Paleozoic
Vesiculophyllum
genus
Animalia : Cnidaria : Anthozoa : Uraliniidae : Vesiculophyllum358.9 - 298.9 Ma
Paleozoic
Hyolithes
genus
Animalia : Hyolitha : Hyolithida : Hyolithidae : Hyolithes501 - 485.4 Ma
Cambrian
Pelagiella
genus
Animalia : Mollusca : Pelagiellidae : Pelagiella501 - 485.4 Ma
Cambrian
Sinuella
genus
Animalia : Mollusca : Tergomya : Cyrtonellida : Cyrtolitidae : Sinuella501 - 485.4 Ma
Cambrian
Lecanospira
genus
Animalia : Mollusca : Gastropoda : Ophiletidae : Lecanospira485.4 - 471.8 Ma
Paleozoic
Raphistomina
genus
Animalia : Mollusca : Gastropoda : Holopeidae : Raphistomina485.4 - 471.8 Ma
Paleozoic
Platyceras
genus
Animalia : Mollusca : Gastropoda : Platyceratidae : Platyceras358.9 - 298.9 Ma
Paleozoic
Plethospira
genus
Animalia : Mollusca : Gastropoda : Pleurotomariida : Murchisoniidae : Plethospira485.4 - 471.8 Ma
Paleozoic
Schizopea
genus
Animalia : Mollusca : Gastropoda : Sinuopeidae : Schizopea485.4 - 471.8 Ma
Paleozoic
Septimyalina
genus
Animalia : Mollusca : Bivalvia : Myalinida : Myalinidae : Septimyalina330.9 - 323.2 Ma
Carboniferous
Edmondia
genus
Animalia : Mollusca : Bivalvia : Adapedonta : Edmondiidae : Edmondia358.9 - 298.9 Ma
Paleozoic
Grammysia
genus
Animalia : Mollusca : Bivalvia : Grammysiidae : Grammysia358.9 - 298.9 Ma
Paleozoic
Permophorus
genus
Animalia : Mollusca : Bivalvia : Venerida : Kalenteridae : Permophorus330.9 - 323.2 Ma
Carboniferous
Pseudagnostus
genus
Animalia : Arthropoda : Trilobita : Agnostida : Diplagnostidae : Pseudagnostus501 - 485.4 Ma
Cambrian
Apatokephalus
genus
Animalia : Arthropoda : Trilobita : Asaphida : Remopleurididae : Apatokephalus485.4 - 471.8 Ma
Paleozoic
Asaphellus
genus
Animalia : Arthropoda : Trilobita : Asaphida : Asaphidae : Asaphellus485.4 - 471.8 Ma
Paleozoic
Aulacoparia
genus
Animalia : Arthropoda : Trilobita : Asaphida : Asaphidae : Aulacoparia485.4 - 471.8 Ma
Paleozoic
Housia
genus
Animalia : Arthropoda : Trilobita : Asaphida : Pterocephaliidae : Housia501 - 485.4 Ma
Cambrian
Idahoia
genus
Animalia : Arthropoda : Trilobita : Asaphida : Idahoiidae : Idahoia501 - 485.4 Ma
Cambrian
Kayseraspis
genus
Animalia : Arthropoda : Trilobita : Asaphida : Asaphidae : Kayseraspis485.4 - 471.8 Ma
Paleozoic
Kendallina
genus
Animalia : Arthropoda : Trilobita : Asaphida : Parabolinoididae : Kendallina501 - 485.4 Ma
Cambrian
Megalaspidella
genus
Animalia : Arthropoda : Trilobita : Asaphida : Asaphidae : Megalaspidella485.4 - 471.8 Ma
Paleozoic
Megistaspis
genus
Animalia : Arthropoda : Trilobita : Asaphida : Asaphidae : Megistaspis485.4 - 471.8 Ma
Paleozoic
Monocheilus
genus
Animalia : Arthropoda : Trilobita : Asaphida : Dikelocephalidae : Monocheilus501 - 485.4 Ma
Cambrian
Ogyginus
genus
Animalia : Arthropoda : Trilobita : Corynexochida : Dinesidae : Ogyginus485.4 - 471.8 Ma
Paleozoic
Orygmaspis
genus
Animalia : Arthropoda : Trilobita : Asaphida : Parabolinoididae : Orygmaspis501 - 485.4 Ma
Cambrian
Parabolinoides
genus
Animalia : Arthropoda : Trilobita : Asaphida : Parabolinoididae : Parabolinoides501 - 485.4 Ma
Cambrian
Presbynileus
genus
Animalia : Arthropoda : Trilobita : Asaphida : Asaphidae : Presbynileus485.4 - 471.8 Ma
Paleozoic
Pterocephalia
genus
Animalia : Arthropoda : Trilobita : Asaphida : Pterocephaliidae : Pterocephalia501 - 485.4 Ma
Cambrian
Ptychaspis
genus
Animalia : Arthropoda : Trilobita : Asaphida : Ptychaspididae : Ptychaspis501 - 485.4 Ma
Cambrian
Ptyocephalus
genus
Animalia : Arthropoda : Trilobita : Asaphida : Asaphidae : Ptyocephalus485.4 - 471.8 Ma
Paleozoic
Saratogia
genus
Animalia : Arthropoda : Trilobita : Asaphida : Idahoiidae : Saratogia501 - 485.4 Ma
Cambrian
Taenicephalus
genus
Animalia : Arthropoda : Trilobita : Asaphida : Parabolinoididae : Taenicephalus501 - 485.4 Ma
Cambrian
Wilbernia
genus
Animalia : Arthropoda : Trilobita : Asaphida : Idahoiidae : Wilbernia501 - 485.4 Ma
Cambrian
Burnetiella
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Dokimocephalidae : Burnetiella501 - 485.4 Ma
Cambrian
Bynumina
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Kingstoniidae : Bynumina501 - 485.4 Ma
Cambrian
Croixana
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Croixana501 - 485.4 Ma
Cambrian
Deadwoodia
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Dokimocephalidae : Deadwoodia501 - 485.4 Ma
Cambrian
Dellea
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Dokimocephalidae : Dellea501 - 485.4 Ma
Cambrian
Drumaspis
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Elviniidae : Drumaspis501 - 485.4 Ma
Cambrian
Irvingella
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Elviniidae : Irvingella501 - 485.4 Ma
Cambrian
Kindbladia
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Dokimocephalidae : Kindbladia501 - 485.4 Ma
Cambrian
Kyphocephalus
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Dokimocephalidae : Kyphocephalus501 - 485.4 Ma
Cambrian
Maladia
genus
Animalia : Arthropoda : Trilobita : Asaphida : Eurekiidae : Maladia501 - 485.4 Ma
Cambrian
Pinctus
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Dokimocephalidae : Pinctus501 - 485.4 Ma
Cambrian
Sulcocephalus
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Dokimocephalidae : Sulcocephalus501 - 485.4 Ma
Cambrian
Exochops
genus
Animalia : Arthropoda : Trilobita : Proetida : Proetidae : Exochops358.9 - 298.9 Ma
Paleozoic
Hystricurus
genus
Animalia : Arthropoda : Trilobita : Aulacopleurida : Hystricuridae : Hystricurus485.4 - 471.8 Ma
Paleozoic
Licnocephala
genus
Animalia : Arthropoda : Trilobita : Proetida : Bathyuridae : Licnocephala485.4 - 471.8 Ma
Paleozoic
Peltabellia
genus
Animalia : Arthropoda : Trilobita : Proetida : Bathyuridae : Peltabellia485.4 - 471.8 Ma
Paleozoic
Protopliomerops
genus
Animalia : Arthropoda : Trilobita : Phacopida : Pliomeridae : Protopliomerops485.4 - 471.8 Ma
Paleozoic
Cheilotrypa
genus
Animalia : Bryozoa : Stenolaemata : Cystoporida : Fistuliporidae : Cheilotrypa358.9 - 298.9 Ma
Paleozoic
Sulcoretepora
genus
Animalia : Bryozoa : Stenolaemata : Cystoporida : Cystodictyonidae : Sulcoretepora358.9 - 298.9 Ma
Paleozoic
Rhombopora
genus
Animalia : Bryozoa : Stenolaemata : Cryptostomida : Rhabdomesidae : Rhombopora358.9 - 298.9 Ma
Paleozoic
Fenestralia
genus
Animalia : Bryozoa : Stenolaemata : Fenestralia358.9 - 298.9 Ma
Paleozoic
Dicellomus
genus
Animalia : Brachiopoda : Lingulata : Lingulida : Obolidae : Dicellomus513 - 501 Ma
Cambrian
Lingulella
genus
Animalia : Brachiopoda : Lingulata : Lingulida : Obolidae : Lingulella501 - 471.8 Ma
Paleozoic
Pseudodicellomus
genus
Animalia : Brachiopoda : Lingulata : Lingulida : Elkaniidae : Pseudodicellomus501 - 485.4 Ma
Cambrian
Acrotreta
genus
Animalia : Brachiopoda : Lingulata : Acrotretida : Acrotretidae : Acrotreta485.4 - 471.8 Ma
Paleozoic
Angulotreta
genus
Animalia : Brachiopoda : Lingulata : Acrotretida : Acrotretidae : Angulotreta501 - 485.4 Ma
Cambrian
Ceratreta
genus
Animalia : Brachiopoda : Lingulata : Acrotretida : Ceratretidae : Ceratreta501 - 485.4 Ma
Cambrian
Linnarssonella
genus
Animalia : Brachiopoda : Lingulata : Acrotretida : Acrotretidae : Linnarssonella501 - 485.4 Ma
Cambrian
Orbiculoidea
genus
Animalia : Brachiopoda : Lingulata : Lingulida : Discinidae : Orbiculoidea330.9 - 323.2 Ma
Carboniferous
Micromitra
genus
Animalia : Brachiopoda : Paterinidae : Micromitra501 - 485.4 Ma
Cambrian
Billingsella
genus
Animalia : Brachiopoda : Strophomenata : Billingsellida : Billingsellidae : Billingsella501 - 485.4 Ma
Cambrian
Eoorthis
genus
Animalia : Brachiopoda : Rhynchonellata : Orthida : Eoorthidae : Eoorthis501 - 485.4 Ma
Cambrian
Nanorthis
genus
Animalia : Brachiopoda : Rhynchonellata : Orthida : Plectorthidae : Nanorthis485.4 - 471.8 Ma
Paleozoic
Buxtonia
genus
Animalia : Brachiopoda : Strophomenata : Productida : Productidae : Buxtonia330.9 - 323.2 Ma
Carboniferous
Chonetes
genus
Animalia : Brachiopoda : Strophomenata : Productida : Chonetidae : Chonetes358.9 - 298.9 Ma
Paleozoic
Dictyoclostus
genus
Animalia : Brachiopoda : Strophomenata : Productida : Productidae : Dictyoclostus358.9 - 298.9 Ma
Paleozoic
Leptagonia
genus
Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Leptagonia358.9 - 298.9 Ma
Paleozoic
Leptella
genus
Animalia : Brachiopoda : Strophomenata : Strophomenida : Taffiidae : Leptella485.4 - 471.8 Ma
Paleozoic
Linoproductus
genus
Animalia : Brachiopoda : Strophomenata : Productida : Linoproductidae : Linoproductus358.9 - 298.9 Ma
Paleozoic
Orthotetes
genus
Animalia : Brachiopoda : Strophomenata : Orthotetida : Orthotetidae : Orthotetes330.9 - 323.2 Ma
Carboniferous
Schuchertella
genus
Animalia : Brachiopoda : Strophomenata : Orthotetida : Schuchertellidae : Schuchertella358.9 - 298.9 Ma
Paleozoic
Huenella
genus
Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Huenellidae : Huenella501 - 485.4 Ma
Cambrian
Syntrophina
genus
Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Clarkellidae : Syntrophina485.4 - 471.8 Ma
Paleozoic
Tetralobula
genus
Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Tetralobulidae : Tetralobula485.4 - 471.8 Ma
Paleozoic
Camarotoechia
genus
Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Camarotoechiidae : Camarotoechia358.9 - 298.9 Ma
Paleozoic
Leiorhynchus
genus
Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Leiorhynchidae : Leiorhynchus330.9 - 323.2 Ma
Carboniferous
Composita
genus
Animalia : Brachiopoda : Rhynchonellata : Athyridida : Athyrididae : Composita358.9 - 298.9 Ma
Paleozoic
Delthyris
genus
Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Delthyrididae : Delthyris358.9 - 298.9 Ma
Paleozoic
Eumetria
genus
Animalia : Brachiopoda : Rhynchonellata : Athyridida : Retziidae : Eumetria358.9 - 298.9 Ma
Paleozoic
Reticularia
genus
Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Reticulariidae : Reticularia358.9 - 298.9 Ma
Paleozoic
Spirifer
genus
Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Spiriferidae : Spirifer358.9 - 298.9 Ma
Paleozoic
Atrypa
genus
Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : Atrypa358.9 - 298.9 Ma
Paleozoic
Dielasma
genus
Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Dielasmatidae : Dielasma358.9 - 298.9 Ma
Paleozoic
Pentremites
genus
Animalia : Echinodermata : Pentremitidae : Pentremites358.9 - 298.9 Ma
Paleozoic
Eocrinoidea
class
Animalia : Echinodermata : Eocrinoidea501 - 471.8 Ma
Paleozoic
Cactocrinus
genus
Animalia : Echinodermata : Crinoidea : Actinocrinitidae : Cactocrinus358.9 - 298.9 Ma
Paleozoic
Culmicrinus
genus
Animalia : Echinodermata : Crinoidea : Culmicrinus358.9 - 298.9 Ma
Paleozoic
Dinotocrinus
genus
Animalia : Echinodermata : Crinoidea : Dinotocrinus358.9 - 298.9 Ma
Paleozoic
Graptolithina
class
Animalia : Hemichordata : Graptolithina485.4 - 471.8 Ma
Paleozoic
Bryograptus
genus
Animalia : Hemichordata : Graptolithina : Dendroidea : Bryograptus485.4 - 471.8 Ma
Paleozoic
Westergaardodina
genus
Animalia : Chordata : Conodonta : Paraconodontida : Westergaardodina501 - 485.4 Ma
Cambrian
Drepanodus
genus
Animalia : Chordata : Distacodontidae : Drepanodus485.4 - 471.8 Ma
Paleozoic
Zamites
genus
Plantae : Tracheophyta : Cycadopsida : Cycadales : Zamites163.5 - 145 Ma
Jurassic
Tyrannosaurus rex
species
Animalia : Chordata : Reptilia : Dinosauria : Tyrannosauridae : Tyrannosaurus : Tyrannosaurus rex72.1 - 66 Ma
Late/Upper Cretaceous
Equisetum
genus
Plantae : Tracheophyta : Polypodiopsida : Equisetales : Equisetaceae : Equisetum163.5 - 145 Ma
Jurassic
Marchantiolites
genus
Plantae : Marchantiophyta : Marchantiopsida : Marchantiales : Marchantiaceae : Marchantiolites163.5 - 145 Ma
Jurassic
Coniopteris hymenophylloides
species
Plantae : Tracheophyta : Polypodiopsida : Cyatheales : Dicksoniaceae : Coniopteris : Coniopteris hymenophylloides163.5 - 145 Ma
Jurassic
Coniopteris
genus
Plantae : Tracheophyta : Polypodiopsida : Cyatheales : Dicksoniaceae : Coniopteris163.5 - 145 Ma
Jurassic
Hausmannia
genus
Plantae : Tracheophyta : Polypodiopsida : Gleicheniales : Dipteridaceae : Hausmannia163.5 - 145 Ma
Jurassic
Cladophlebis
genus
Plantae : Tracheophyta : Polypodiopsida : Osmundales : Osmundaceae : Cladophlebis163.5 - 145 Ma
Jurassic
Cladophlebis virginiensis
species
Plantae : Tracheophyta : Polypodiopsida : Osmundales : Osmundaceae : Cladophlebis : Cladophlebis virginiensis163.5 - 145 Ma
Jurassic
Sagenopteris elliptica
species
Plantae : Tracheophyta : Ginkgoopsida : Caytoniaceae : Sagenopteris : Sagenopteris elliptica163.5 - 145 Ma
Jurassic
Zamites arcticus
species
Plantae : Tracheophyta : Cycadopsida : Cycadales : Zamites : Zamites arcticus163.5 - 145 Ma
Jurassic
Weltrichia
genus
Plantae : Tracheophyta : Cycadopsida : Williamsoniaceae : Weltrichia163.5 - 145 Ma
Jurassic
Cycadolepis
genus
Plantae : Tracheophyta : Cycadopsida : Cycadeoideaceae : Cycadolepis163.5 - 145 Ma
Jurassic
Loxonematidae
family
Animalia : Mollusca : Gastropoda : Loxonematidae358.9 - 298.9 Ma
Paleozoic
Euconia umbilicata
species
Animalia : Mollusca : Gastropoda : Sinuopeidae : Euconia : Euconia umbilicata485.4 - 471.8 Ma
Paleozoic
Nautiloidea
subclass
Animalia : Mollusca : Cephalopoda : Nautiloidea358.9 - 298.9 Ma
Paleozoic
Teiichispira affinis
species
Animalia : Mollusca : Gastropoda : Euomphalina : Macluritidae : Teiichispira : Teiichispira affinis485.4 - 471.8 Ma
Paleozoic
Euomphalidae
family
Animalia : Mollusca : Gastropoda : Euomphalidae358.9 - 298.9 Ma
Paleozoic
Platyceras niagarensis
species
Animalia : Mollusca : Gastropoda : Euomphalina : Platyceratidae : Platyceras : Platyceras niagarensis358.9 - 298.9 Ma
Paleozoic
Hormotoma
genus
Animalia : Mollusca : Gastropoda : Murchisoniina : Hormotomidae : Hormotoma485.4 - 471.8 Ma
Paleozoic
Lloydia
genus
Animalia : Arthropoda : Trilobita : Corynexochida : Leiostegiidae : Lloydia485.4 - 471.8 Ma
Paleozoic
Xiphosura
class
Animalia : Arthropoda : Xiphosura485.4 - 471.8 Ma
Paleozoic
Platycrinus
genus
Platycrinus358.9 - 298.9 Ma
Paleozoic
Aulacoparia (Aulacoparina)
subgenus
Animalia : Arthropoda : Trilobita : Asaphida : Asaphidae : Aulacoparia : Aulacoparia (Aulacoparina)485.4 - 471.8 Ma
Paleozoic
Reubenella rex
species
Animalia : Arthropoda : Trilobita : Corynexochida : Leiostegiidae : Reubenella : Reubenella rex485.4 - 471.8 Ma
Paleozoic
Schizophoria depressa
species
Animalia : Brachiopoda : Rhynchonellata : Orthida : Schizophoriidae : Schizophoria : Schizophoria depressa330.9 - 323.2 Ma
Carboniferous
Nilsonia
genus
Plantae : Cycadophyta : Cycadopsida : Cycadales : Nilsonia163.5 - 145 Ma
Jurassic
Inoceramus undabundus
species
Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Inoceramus : Inoceramus undabundus89.3 - 85.8 Ma
Late/Upper Cretaceous
Psalikilus paraspinosum
species
Animalia : Arthropoda : Trilobita : Aulacopleurida : Hystricuridae : Psalikilus : Psalikilus paraspinosum485.4 - 471.8 Ma
Paleozoic
Adiantites
genus
Plantae : Ginkgophyta : Ginkgoopsida : Calamopityales : Calamopityaceae : Adiantites163.5 - 145 Ma
Jurassic
Cranaena circularis
species
Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Cranaenidae : Cranaena : Cranaena circularis330.9 - 323.2 Ma
Carboniferous
Limipecten otterensis
species
Animalia : Mollusca : Bivalvia : Pectinida : Aviculopectinidae : Limipecten : Limipecten otterensis330.9 - 323.2 Ma
Carboniferous
Leptagonia analoga
species
Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Leptagonia : Leptagonia analoga358.9 - 298.9 Ma
Paleozoic
Ginkgoites
genus
Plantae : Ginkgophyta : Ginkgoopsida : Ginkgoales : Ginkgoites163.5 - 145 Ma
Jurassic
Schellwienella inflata
species
Animalia : Brachiopoda : Strophomenata : Orthotetida : Pulsiidae : Schellwienella : Schellwienella inflata358.9 - 298.9 Ma
Paleozoic
Lygobius knowltoni
species
Animalia : Arthropoda : Insecta : Blattodea : Lygobiidae : Lygobius : Lygobius knowltoni125 - 113 Ma
Early/Lower Cretaceous
Pagiophyllum
genus
Plantae : Tracheophyta : Pinopsida : Pinales : Araucariaceae : Pagiophyllum163.5 - 145 Ma
Jurassic
Pityophyllum
genus
Plantae : Tracheophyta : Ginkgoopsida : Ginkgoales : Ginkgoaceae : Pityophyllum163.5 - 145 Ma
Jurassic
Anomozamites
genus
Anomozamites163.5 - 145 Ma
Jurassic
Nanorthis putilla
species
Animalia : Brachiopoda : Rhynchonellata : Orthida : Plectorthidae : Nanorthis : Nanorthis putilla485.4 - 471.8 Ma
Paleozoic
Mesochorispira grimesi
species
Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Spiriferidae : Mesochorispira : Mesochorispira grimesi358.9 - 298.9 Ma
Paleozoic
Podozamites lanceolatus
species
Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Podozamites : Podozamites lanceolatus163.5 - 145 Ma
Jurassic
Fossil LocalitiesClick to show 10 fossil localities

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Judith_Basin_County,_Montana
Wikidata ID:Q490471
GeoNames ID:5660055

Localities in this Region

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