Marsh's Fork (Upper Bridger) (Eocene of the United States)

Where: Uinta County, Wyoming (41.2° N, 110.5° W: paleocoordinates 45.2° N, 96.8° W)

• coordinate based on political unit

When: upper Member (Bridger Formation), Bridgerian (50.3 - 46.2 Ma)

Environment/lithology: terrestrial

Primary reference: H. F. Osborn. 1929. New Eurasiatic and American proboscideans. American Museum Novitates 393:1-22 [J. Alroy/J. Alroy/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 16282: authorized by John Alroy, entered by John Alroy on 15.05.2002, edited by Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

• Palaeosyops specimen is from Bridger C according to Gunnell and Yarborough 2000
Mammalia
 Perissodactyla - Brontotheriidae
"Palaeosyops laticeps" = Palaeosyops robustus1
"Palaeosyops laticeps" = Palaeosyops robustus1 Marsh 1872 brontothere
Reptilia
 Crocodylia - Crocodylidae
"Crocodilus grinnelli n. sp." = Crocodylus affinis2
"Crocodilus grinnelli n. sp." = Crocodylus affinis2 Marsh 1871 crocodile
YPM 1344 - type (fragmentary skeleton and skull including quadrates, frontal, basioccipital, and mandibular and rostral fragments; several fragmentary postcranial elements are also present)