Summer's Dry Creek (Bridger C) (Eocene of the United States)

Where: Sweetwater County, Wyoming (41.7° N, 109.0° W: paleocoordinates 45.6° N, 95.1° W)

• coordinate based on political unit

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

Environment/lithology: terrestrial

Primary reference: C. L. Gazin. 1958. A review of the middle and upper Eocene primates of North America. Smithsonian Miscellaneous Collections 136(1):1-112 [J. Alroy/J. Alroy/M. Uhen]more details

PaleoDB collection 16420: authorized by John Alroy, entered by John Alroy on 15.05.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• same as Big Dry Creek based on locality data of Gazin 1965a
"The campsite at Lonetree was along the stage road at Summer's Ranch": West 1990; however, this is nowhere near Big Dry Creek based on map of West 1976a
"Helohyus (?)" Sinclair 1914: "B5, mouth of Summers' Dry Creek"; specimen not mentioned by West 1984
Mammalia
 Primates - Omomyidae
Uintanius ameghini Wortman 1904 tarsier
"low in Bridger C"; "U. turriculorum" of Matthew 1915c
 Perissodactyla - Brontotheriidae
Mesatirhinus megarhinus2 Earle 1891 brontothere
Bridger C5
Palaeosyops robustus1 Marsh 1872 brontothere
 Perissodactyla - Hyrachyidae
Hyrachyus eximius1 Leidy 1871 odd-toed ungulate