SC-23: Clarkforkian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Anguidae
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Melanosaurus maximus
Gilmore 1928
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Bartels 1983 | |||||||||
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Mammalia
- Macroscelidea
- Apheliscidae
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Haplomylus simpsoni
Rose 1981
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Mammalia
- Dermoptera
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Worlandia inusitata
Bown and Rose 1979
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Mammalia
- Primates
- Microsyopidae
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Niptomomys doreenae
McKenna 1960
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Mammalia
- Rodentia
- Paramyidae
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Paramys cf. excavatus
Loomis 1907
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= Paramyidae indet.
Miller and Gidley 1918
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Ivy 1990 | |||||||||
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Mammalia
- Acreodi
- Mesonychidae
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Dissacus praenuntius
Matthew and Granger 1915
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O'Leary and Rose 1995 | |||||||||
| YPM-PU specimen from same quarter of same section as SC-23, 24, and 25, but closest to SC-23, and Rose 1981a mentions a PU specimen from the "vicinity of SC-23" DUPLICATE REF 2677 or 2678 | ||||||||||
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Mammalia
- Viverravidae
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Viverravus politus
Matthew and Granger 1915
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| confirmed by Polly 1997 | ||||||||||
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Didymictis protenus
(Cope 1874)
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Mammalia
- Creodonta
- Oxyaenidae
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Oxyaena cf. transiens
Matthew and Granger 1915
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= Dipsalidictis sp.
Matthew and Granger 1915
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Alroy 2002 | |||||||||
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Mammalia
- Phenacodontidae
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Ectocion osbornianus
(Cope 1882)
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Phenacodus primaevus
(Cope 1873)
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= Phenacodus intermedius
Granger 1915
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Thewissen 1990 | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Wyoming | County: | Park |
| Coordinates: | 44.3° North, 109.0° West (view map) | ||||
| Paleocoordinates: | 49.7° 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
| Local section: | Clark | Local bed: | 1480 m |
| Local order: | bottom to top |
Lithology and environment
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Museum repositories: | UMMP |
Metadata
| Database number: | 15103 | ||
| Authorizer: | J. Alroy, W. Clyde | Enterer: | J. Alroy, W. Clyde | Research group: | vertebrate |
| Created: | 1993-02-18 00:00:00 | Last modified: | 2002-06-03 03:27:40 |
| 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:
| 6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
| 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] | |
| 1999 | L. D. Ivy. 1990. Systematics of Late Paleocene and Early Eocene Rodentia (Mammalia) from the Clarks Fork Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 28(2):21-70 [J. Alroy/J. Alroy/P. Mannion] | |
| 2677 | M. A. O'Leary and K. D. Rose. 1995. New mesonychian dentitions from the Paleocene of the Bighorn Basin, Wyoming. Annals of Carnegie Museum 64(2):147-172 [J. Alroy/J. Alroy/P. Mannion] | |
| 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] |