Deadhorse Coulee (OMNH V1409) (Cretaceous of the United States)

Where: Toole County, Montana (49.0° N, 111.8° W: paleocoordinates 54.3° N, 73.8° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Deadhorse Coulee Member (Eagle Formation), Santonian (86.3 - 83.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: mesofossils

Collected by R. Cifelli

Collection methods: bulk, sieve,

Primary reference: B. M. Davis, R. L. Cifelli, and J. E. Cohen. 2016. First fossil mammals from the Upper Cretaceous Eagle Formation (Santonian, northern Montana, USA), and mammal diversity during the Aquilan North American Land Mammal Age. Palaeontologia Polonica 67:101-126 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 181582: authorized by Matthew Carrano, entered by Matthew Carrano on 19.09.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Tribosphenida -
Metatheria indet. metatherian
OMNH 66341
 Tribosphenida - Alphadontidae
Albertatherium sp. Fox 1971 metatherian
OMNH 66380
Albertatherium primus Fox 1971 metatherian
OMNH 66377-66378, 66391
Alphadon halleyi Sahni 1972 metatherian
OMNH 66382, 66387
Varalphadon sp. Johanson 1996 metatherian
OMNH 66367, 66361-66362
Varalphadon wahweapensis Cifelli 1990 metatherian
OMNH 66379, 66357-66358
 Tribosphenida - Aquiladelphidae
Aquiladelphis minor Fox 1971 metatherian
OMNH 66352-66353
Aquiladelphis incus Fox 1971 metatherian
OMNH 66351
 Tribosphenida - Pediomyidae
Iqualadelphis lactea Fox 1987 metatherian
OMNH 66347
Leptalestes sp. Davis 2007 metatherian
OMNH 66366
 Tribosphenida -
Eutheria indet. Huxley 1880 eutherian
OMNH 66344
Paranyctoides sp. Fox 1979 eutherian
OMNH 66346
 Theriamorpha - Spalacotheriidae
Spalacotheridium mckennai Cifelli 1990 mammal
OMNH 66376
Symmetrodontoides canadensis Fox 1976 mammal
OMNH 66370-66373