Train Butte (Eocene of the United States)

Also known as CM 1038; K-4

Where: Natrona County, Wyoming (43.2° N, 107.1° W: paleocoordinates 46.9° N, 92.8° W)

• coordinate based on political unit

When: Wind River Formation, Bridgerian (50.3 - 46.2 Ma)

Environment/lithology: terrestrial

Primary reference: A. D. Redline. 1997. Revision of the Wind River faunas, early Eocene of central Wyoming. Part 13. Systematics and phylogenetic pattern of early Eocene Hyopsodus (Mammalia: Condylarthra). Annals of Carnegie Museum 66(1):1-81 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 16439: authorized by John Alroy, entered by John Alroy on 21.09.1998, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Ungulata - Hyopsodontidae
Hyopsodus paulus Leidy 1870 condylarth
Hyopsodus minusculus Leidy 1873 condylarth
 Ungulata - Diacodexeidae
Diacodexis secans Cope 1881 even-toed ungulate
"lineage segment Diacodexis secans-secans"