Sandy Creek (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: lower Member (Bridger Formation), Bridgerian (50.3 - 46.2 Ma)

Environment/lithology: terrestrial

Primary reference: C. L. Gazin. 1976. Mammalian Faunal Zones of the Bridger Middle Eocene. Smithsonian Contributions to Paleobiology 26:1-25 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 16410: authorized by John Alroy, entered by John Alroy on 26.03.1995, edited by Roger Benson and Evangelos Vlachos

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines - Trionychidae
Trionychidae indet.4 Gray 1825 softshell turtle
Another fragment of a costal plate, from Little Sandy Creek, is represented in Fig. 12 of the same plate. This specimen differs from the former in being crossed by widely separated ridges, with the intervals finely pitted.
"Amyda aequa" = Trionyx aequa2 Hay 1908 softshell turtle
AMNH 3938 (carapace), collected by Messrs. Granger and Sinclair, in 1905 from the mouth of Big Sandy Creek
 Testudines -
Hybemys arenarius n. gen. n. sp.3
Hybemys arenarius n. gen. n. sp.3 Leidy 1871 turtle
ANSP indet. (holotype), a peripheral plate
Mammalia
 Amblypoda - Uintatheriidae
Bathyopsis fissidens1 Cope 1881 uintathere