WW-171 (Eocene of the United States)

Where: Washakie County County, Wyoming (44.1° N, 107.9° W: paleocoordinates 48.7° N, 91.3° W)

• coordinate stated in text

When: Wa-0 mammal zone, Willwood Formation, Early/Lower Eocene (55.8 - 48.6 Ma)

• orange and gray mudstone between Purple 3 and Little Red

Environment/lithology: "floodplain"lithified, paleosol/pedogenic, muddy

• orange and gray mudstone between Purple 3 and Little Red

Primary reference: K. D. Rose, A. E. Chew, R. H. Dunn, M. J. Kraus, H. C. Fricke and S. P. Zack. 2012. Earliest Eocene mammalian fauna from the Paleocene-Eocene Thermal Maximum at Sand Creek Divide, southern Bighorn Basin, Wyoming. University of Michigan Papers on Paleontology 36:1-122 [J. Bloch/J. Bloch]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 154286: authorized by Jonathan Bloch, entered by Jonathan Bloch on 06.02.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Condylarthra - Hyopsodontidae
Hyopsodus loomisi McKenna 1960 condylarth
 Artiodactyla - Diacodexeidae
Diacodexis ilicis Gingerich 1989 even-toed ungulate
 Procreodi - Arctocyonidae
Chriacus badgleyi Gingerich 1989 condylarth
 Theriamorpha - Phenacodontidae
Copecion davisi Gingerich 1989 condylarth