Cedar Mountain (UW V-81056) (Paleocene of the United States)

Where: Hot Springs/Washakie County, Wyoming (43.9° N, 108.3° W: paleocoordinates 50.3° N, 86.0° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Fort Union Formation, Torrejonian (63.8 - 60.9 Ma)

• Earlier literature referred to this as the 'Polecat Bench Formation'

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Reposited in the UW

Primary reference: J. E. Hartman. 1986. Paleontology and biostratigraphy of lower part of Polecat Bench Formation, southern Bighorn Basin, Wyoming. Contributions to Geology, University of Wyoming 24(1):11-63 [J. Alroy/M. Sommers]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 14896: authorized by John Alroy, entered by John Alroy on 30.04.1994

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Macroscelidea - Apheliscidae
Haplaletes disceptatrix Simpson 1935 elephant shrew
 Condylarthra - Hyopsodontidae
Promioclaenus acolytus Cope 1882 condylarth
Litaletes cf. disjunctus Simpson 1935 condylarth
 Primates - Paromomyidae
Paromomyidae indet. Simpson 1940 primate
 Primates - Plesiadapidae
Pronothodectes jepi Gingerich 1975 primate
 Theriamorpha - Viverravidae
Bryanictis microlestes Simpson 1935 placental
Protictis cf. haydenianus Cope 1882 placental
 Cimolesta - Pentacodontidae
Aphronorus cf. ratatoski Winterfeld 1982 eutherian
Aphronorus fraudator Simpson 1935 eutherian
 Theriamorpha - Leptictidae
Acmeodon secans Matthew and Granger 1921 eutherian
 Multituberculata - Cimolodontidae
Anconodon sp. Jepsen 1940 multituberculate
 Multituberculata - Ptilodontidae
Ptilodus sp. Cope 1881 multituberculate
 Multituberculata - Neoplagiaulacidae
Mesodma ? pygmaea Sloan 1987 multituberculate
"M. ? P Krishtalka, 1973"
Neoplagiaulax ? grangeri Simpson 1935 multituberculate