Ledge (Paleocene of the United States)
Also known as CM loc. 1035; Ridge Locality
Where: Fremont County, Wyoming (43.2° N, 108.2° W)
• Paleocoordinates: 52.0° N, 76.2° W (Wright 2013)
• coordinate based on political unit
When: Tiffanian (60.9 - 56.2 Ma)
Environment/lithology: terrestrial
Primary reference: C. L. Gazin. 1956. Palaeocene mammalian faunas of the Bison Basin in south-central Wyoming. Smithsonian Miscellaneous Collections 131(6):1-57 [J. Alroy/J. Alroy/M. Carrano]more details
PaleoDB collection 14964: authorized by John Alroy, entered by John Alroy on 27.09.1993, edited by Matthew Carrano and Patricia Holroyd
Creative Commons license: CC0 (CC0)
Taxonomic list
• "Plesiadapis jepseni" is NOT present: Gingerich 1976
Show authors, comments, and common names
| Reptilia | |
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| Mammalia | |
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Plesiadapis rex4, "Plesiadapis jepseni n. sp." = Plesiadapis anceps, "Pronothodectes simpsoni n. sp." = Nannodectes simpsoni
"Plesiadapis jepseni n. sp." = Plesiadapis anceps Simpson 1936 primate | |
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Dissacus sp. Cope 1881 condylarth | |
"Tricentes fremontensis" = Mimotricentes fremontensis, "Thryptacodon demari n. sp." = Thryptacodon orthogonius, "Claenodon acrogenius" = Arctocyon acrogenius
"Tricentes fremontensis" = Mimotricentes fremontensis Gazin 1956 condylarth
"Thryptacodon demari n. sp." = Thryptacodon orthogonius Russell 1929 condylarth
"Claenodon acrogenius" = Arctocyon acrogenius Gazin 1956 condylarth | |
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? Phenacodus bisonensis Gazin 1956 condylarth | |
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cf. Promioclaenus pipiringosi Gazin 1956 condylarth | |
Litomylus scaphicus, "Litomylus scaphiscus n. sp." = Litomylus dissentaneus
Litomylus scaphicus Gazin 1956 elephant shrew | |
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cf. Caenolambda pattersoni Gazin 1956 pantodont | |