Leptolambda Quarry (Paleogene of the United States)

Also known as FMNH 620-39

Where: Mesa County, Colorado (39.2° N, 108.2° W)

• Paleocoordinates: 47.7° N, 80.3° W (Wright 2013)

• coordinate based on political unit

• small collection-level geographic resolution

When: DeBeque Formation, Clarkforkian (56.2 - 54.9 Ma)

• said to be Clarkforkian

Environment/lithology: terrestrial

Reposited in the FMNH

Primary reference: A. J. Kihm. 1984. Early Eocene Mammalian Fauna of the Piceance Creek Basin. Northwestern Colorado. [J. Alroy/J. Alroy/M. Uhen]more details

PaleoDB collection 15254: authorized by John Alroy, entered by John Alroy on 27.09.1993

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Mammalia
 Cimolesta - Barylambdidae
Barylambda faberi
Barylambda faberi Patterson 1933 pantodont
holotype of "Leptolambda schmidti"; see Patterson and Simons 1958
 Ferae - Viverravidae
Didymictis cf. proteus
Didymictis cf. proteus Polly 1997 placental
 Acreodi - Mesonychidae
Dissacus navajovius
Dissacus navajovius Cope 1881 condylarth
 Tribosphenida - Phenacodontidae
Phenacodus sp., Phenacodus cf. vortmani, Ectocion osbornianus
Phenacodus sp. Cope 1873 condylarth
Phenacodus cf. vortmani Cope 1880 condylarth
Ectocion osbornianus Cope 1882 condylarth
 Procreodi - Arctocyonidae
Lambertocyon ischyrus
Lambertocyon ischyrus Gingerich 1978 condylarth