SC-11: Clarkforkian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Mammalia
- Viverravidae
|
|||||||
|
Didymictis protenus
(Cope 1874)
|
|||||||
|
Mammalia
- Phenacodontidae
|
|||||||
|
Ectocion osbornianus
(Cope 1882)
|
|||||||
|
Phenacodus primaevus
(Cope 1873)
|
|||||||
|
= Phenacodus intermedius
Granger 1915
|
Thewissen 1990 | ||||||
|
Phenacodus vortmani
(Cope 1880)
|
|||||||
|
Mammalia
- Coryphodontidae
|
|||||||
|
Coryphodon sp.
(Owen 1845)
|
|||||||
| original and current combination Lophiodon (Coryphodon) | |||||||
|
Reptilia
|
|||||||
|
Leidyosuchus formidabilis
Erickson 1976
|
Bartels 1983 | ||||||
| recombined as Borealosuchus formidabilis | |||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Wyoming | County: | Park |
| Coordinates: | 44.3° North, 109.0° West (view map) | ||||
| Paleocoordinates: | 49.6° North, 90.3° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | ||
| 10 m.y. bin: | Cenozoic 1-2 | ||
| *Period: | Tertiary | *Epoch: | Paleocene |
| Key time interval: | Clarkforkian | ||
| Age range of interval: | 56.20000 - 54.90000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Fort Union |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | UMMP |
| Taxonomic list comments:level unknown | |
Metadata
| Database number: | 15098 | ||
| Authorizer: | J. Alroy, W. Clyde | Enterer: | J. Alroy, W. Clyde |
| Modifier: | G. Varnham | Research group: | vertebrate |
| Created: | 1993-02-18 00:00:00 | Last modified: | 2022-02-17 08:08:32 |
| Access level: | the public | Released: | 1993-02-18 00:00:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 2953. | K. D. Rose. 1981. The Clarkforkian Land-Mammal Age and Mammalian Faunal Composition Across the Paleocene-Eocene Boundary. University of Michigan Papers on Paleontology 26:1-197 [J. Alroy/J. Alroy/P. Mannion] |
Secondary references:
| 724 | W. S. Bartels. 1983. A transitional Paleocene-Eocene reptile fauna from the Bighorn Basin, Wyoming. Herpetologica 39(4):359-374 [J. Alroy/M. Sommers/M. Uhen] | |
| 3401 | J. G. M. Thewissen. 1990. Evolution of Paleocene and Eocene Phenacodontidae (Mammalia, Condylarthra). University of Michigan Papers on Paleontology 29:1-107 [J. Alroy/J. Alroy/P. Mannion] |