Also known as UCMP V-65127, V-70201
Where: McCone County, Montana (47.8° N, 106.1° W: paleocoordinates 54.0° N, 80.8° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Hell Creek Formation, Puercan (66.0 - 63.3 Ma)
Environment/lithology: terrestrial
Reposited in the UCMP
Primary reference: J. D. Archibald and W. A. Clemens. 1984. Mammal evolution near the Cretaceous-Tertiary Boundary. In W. A. Berggren, J. A. Van Couvering (eds.), Catastrophes and Earth History: The New Uniformitarianism 339-372 [J. Alroy/J. Alroy/M. Uhen]more details
PaleoDB collection 14671: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Philip Mannion and Patricia Holroyd
Creative Commons license: CC BY (attribution)
Taxonomic list
see also Archibald et al. 1987, Swisher et al. 1993;
based on Lofgren et al. 1990 and Lofgren 1995, fauna is mixed; I have sorted out Paleocene and reworked Cretaceous lists based on Lofgren's scheme
well below the Z-Coal, but correlation is indirect: Fastovsky and Dott 1986
Reptilia | |
"Derrisemys sterea" = Hutchemys sterea1
| |
Chthonophis subterraneus n. gen. n. sp.3
Chthonophis subterraneus n. gen. n. sp.3 Longrich et al. 2015 worm lizard AMNH 30799 - holotype (right dentary)
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Mammalia | |
Cimolestes incisus Marsh 1889 eutherian
Procerberus formicarum n. sp. Sloan and Van Valen 1965 eutherian | |
Protungulatum donnae Sloan and Van Valen 1965 condylarth | |
Cimexomys minor n. sp.
Cimexomys minor n. sp. Sloan and Van Valen 1965 multituberculate | |
Mesodma sp. Jepsen 1940 multituberculate includes M. "formosa" and M. "thompsoni" of original Sloan/Van Valen list; see discussion of Novacek and Clemens 1977
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"Catopsalis joyneri n. sp." = Valenopsalis joyneri
"Catopsalis joyneri n. sp." = Valenopsalis joyneri Sloan and Van Valen 1965 multituberculate | |
Stygimys kuszmauli n. sp. Sloan and Van Valen 1965 multituberculate |