Opal (UM BB-50): Bridgerian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Condylarthra
- Hyopsodontidae
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Hyopsodus minusculus
Leidy 1873
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1 specimen | |||||||||
Mammalia
- Perissodactyla
- Equidae
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Orohippus cf. pumilus
(Marsh 1871)
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1 specimen | |||||||||
(1 measurement) | ||||||||||
Mammalia
- Perissodactyla
- Hyrachyidae
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Hyrachyus sp.
Leidy 1871
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3 specimens | |||||||||
Mammalia
- Creodonta
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Limnocyon sp.
Marsh 1872
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1 specimen | |||||||||
Mammalia
- Nyctitheriidae
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Scenopagus curtidens
(Matthew 1909)
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1 specimen | |||||||||
original and current combination Nyctitherium curtidens | ||||||||||
Mammalia
- Pantolestidae
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Pantolestes longicaudus
(Cope 1872)
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1 specimen | |||||||||
Mammalia
- Rodentia
- Ischyromyidae
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Leptotomus parvus
Wood 1959
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1 specimen | |||||||||
see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Lincoln |
Coordinates: | 41.8° North, 110.7° West (view map) | ||||
Paleocoordinates: | 45.9° North, 96.9° West | ||||
Basis of coordinate: | based on political unit | ||||
Geographic resolution: | small collection |
Time
Period: | Paleogene | Epoch: | Eocene |
10 m.y. bin: | Cenozoic 2 | ||
*Period: | Tertiary | ||
Key time interval: | Bridgerian | ||
Age range of interval: | 50.50000 - 46.20000 m.y. ago | ||
* legacy (obsolete) database fields |
Lithology and environment
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Collection size: | 9 specimens |
Metadata
Database number: | 16330 | ||
Authorizer: | J. Alroy | Enterer: | J. Alroy | Research group: | vertebrate |
Created: | 1999-09-21 00:00:00 | Last modified: | 2002-06-03 03:27:41 |
Access level: | the public | Released: | 1999-09-21 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
1737. | G. F. Gunnell. 1998. Mammalian Fauna From the Lower Bridger Formation (Bridger A, Early Middle Eocene) of the Southern Green River Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 30(3):83-130 [J. Alroy/J. Alroy/J. Marcot] |