Also known as UCMP V-74111; V74111; Coulee 1
Where: Garfield County, Montana (47.6° N, 107.0° W: paleocoordinates 53.9° N, 81.8° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Pu1 mammal zone, Tullock Member (Fort Union Formation), Puercan (66.0 - 63.3 Ma)
• bed-level stratigraphic resolution
Environment/lithology: coarse channel fill; sandstone
Size class: mesofossils
Reposited in the UCMP
Collection methods: bulk, surface (float), sieve,
Primary reference: J. D. Archibald. 1982. A study of Mammalia and geology across the Cretaceous-Tertiary boundary in Garfield County, Montana. University of California Publications in Geological Sciences 122:1-286 [J. Alroy/J. Alroy/M. Carrano]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 14798: authorized by John Alroy, entered by John Alroy on 27.09.1993, edited by Patricia Holroyd and Philip Mannion
Creative Commons license: CC BY (attribution)
Taxonomic list
| Mammalia | |
Thylacodon montanensis n. sp.4
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Mimatuta morgoth Van Valen 1978 condylarth
Oxyprimus erikseni Van Valen 1978 condylarth
Protungulatum cf. donnae Sloan and Van Valen 1965 condylarth | |
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Procerberus formicarum Sloan and Van Valen 1965 eutherian | |
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Cimexomys minor Sloan and Van Valen 1965 multituberculate | |
Acheronodon garbani n. sp.
Acheronodon garbani n. sp. Archibald 1982 multituberculate | |
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Stygimys aff. kuszmauli Sloan and Van Valen 1965 multituberculate this specimen is close to S. cupressus according to Fox 1989, but is S. kuszmauli sensu stricto according to Lofgren 1995
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"Mesodma garfieldensis n. sp." = Mesodma thompsoni
"Mesodma garfieldensis n. sp." = Mesodma thompsoni Clemens 1964 multituberculate | |
| Amphibia | |
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