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West Fork Blacktail Deer Creek, Beaverhead County, Montana, USA
Lat/Long (Decimal) | 44.756,-112.3 |
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Co-ordinates Derivation | based on nearby landmark |
Given Location | Montana, United States |
Mindat.org Region (for given coordinates) | Beaverhead County, Montana, USA |
Collections
Collection | Reference | Stratigraphic Name | Comments | Lithology | Age |
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West Fork Blacktail Deer Creek, Beaverhead County | Ciriacks K.W. (1963) | Phosphoria - Tosi | Davydov et al. 2017 dated an ash bed in the upper Meade Peak Member at 260.57 ± 0.07 / 0.14 / 0.31 Ma, indicating that the Meade Peak is as young as uppermost Capitanian. | "shale" | 259.9 - 252.17 Ma Permian |
West Fork Blacktail Deer Creek, Retort Mb, Beaverhead County | Ciriacks K.W. (1963) | Phosphoria - Retort | Davydov et al. 2017 dated an ash bed in the upper Meade Peak Member at 260.57 ± 0.07 / 0.14 / 0.31 Ma, indicating that the Meade Peak is as young as uppermost Capitanian. | "shale" | 259.9 - 252.17 Ma Permian |
Recorded Fossils
Accepted Name | Hierarchy | Age |
---|---|---|
Cyrtorostra varicostata species | Animalia : Mollusca : Bivalvia : Pectinida : Cyrtorostridae : Cyrtorostra : Cyrtorostra varicostata | 259.9 - 252.17 Ma Permian |
Heteropecten vanvleeti species | Animalia : Mollusca : Bivalvia : Pectinida : Heteropectinidae : Heteropecten : Heteropecten vanvleeti | 259.9 - 252.17 Ma Permian |
Acanthopecten coloradoensis species | Animalia : Mollusca : Bivalvia : Pectinida : Aviculopectinidae : Acanthopecten : Pecten coloradoensis | 259.9 - 252.17 Ma Permian |
References
Ciriacks K.W. (1963) Permian and Eotriassic bivalves of the middle Rockies, Bulletin of the American Museum of Natural History 125 1, 1-100 |
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!