Sage Creek (Bridger C) (Eocene of the United States)

Also known as Sage Creek Spring

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: W. Granger and W. K. Gregory. 1917. A revision of the Eocene primates of the genus Notharctus. Bulletin of the American Museum of Natural History 37(34) [J. Alroy/J. Alroy/J. Ju]more details

PaleoDB collection 16406: authorized by John Alroy, entered by John Alroy on 05.08.1996, edited by Roger Benson

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Taeniodonta - Stylinodontidae
Stylinodon mirus6 Marsh 1874 taeniodont
Sage Creek Basin, Uinta Co., in Bridger C
 Creodonta - Oxyaenidae
Patriofelis ferox1 Marsh 1872 creodont
"upper... Bridger C between Sage Creek and Hickey Mountain"
 Perissodactyla - Brontotheriidae
"Telmatherium cf. cultridens" = Telmatherium validus5
"Telmatherium cf. cultridens" = Telmatherium validus5 Marsh 1872 brontothere
Sage Creek Spring, Bridger C3; "may represent" cultridens
 Perissodactyla - Equidae
Orohippus sylvaticus3 Leidy 1870 horse
"Sage Creek Spring, Hor. C."
 Artiodactyla - Helohyidae
Helohyus plicodon7 Marsh 1872 even-toed ungulate
Bridger C4, "Sage Creek Basin"
 Primates - Notharctidae
Notharctus robustior Leidy 1872 primate
Sage Creek Spring, "Horizon C"
 Primates - Omomyidae
Hemiacodon gracilis2 Marsh 1872 tarsier
"Bridger C of upper Sage Creek"
 Dinocerata - Uintatheriidae
Uintatherium anceps8 Marsh 1871 uintathere
Bridger C, Sage Creek Basin
Reptilia
 Testudines - Trionychidae
"Platypeltis postera n. sp." = Trionyx mira4
"Platypeltis postera n. sp." = Trionyx mira4 Hay 1908 softshell turtle
AMNH 6133, collected by AMNH expedition of 1905 from Sage Creek Springs, Bridger level C