Cedar Mountain (UW V-81061) (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 14897: authorized by John Alroy, entered by John Alroy on 30.04.1994

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Theriamorpha - Leptictidae
Prodiacodon sp. Matthew 1929 eutherian
 Cimolesta - Pentacodontidae
Aphronorus fraudator Simpson 1935 eutherian
 Condylarthra - Hyopsodontidae
Promioclaenus acolytus Cope 1882 condylarth
 Macroscelidea - Apheliscidae
Litomylus dissentaneus Simpson 1935 elephant shrew
 Theriamorpha - Periptychidae
Anisonchus sectorius Cope 1881 condylarth
 Theriamorpha - Phenacodontidae
Tetraclaenodon puercensis Cope 1881 condylarth
 Procreodi - Arctocyonidae
"Mimotricentes subtrigonus" = Tricentes subtrigonus, Thryptacodon orthogonius2
"Mimotricentes subtrigonus" = Tricentes subtrigonus Cope 1881 condylarth
Thryptacodon orthogonius2 Russell 1929 condylarth
 Theriamorpha - Viverravidae
Protictis sp. Matthew placental
Bryanictis microlestes1 Simpson 1935 placental
 Multituberculata - Ptilodontidae
Ptilodus sp. Cope 1881 multituberculate