Divide between Alkali and Poison Creeks (Eocene of the United States)

Where: Niobrara County, Wyoming (43.1° N, 104.1° W: paleocoordinates 47.3° N, 88.2° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Wind River Formation, Early/Lower Eocene (55.8 - 48.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by Expedition in charge of Mr. Walter Granger, in 1905; reposited in the AMNH

Primary reference: O. P. Hay. 1908. The fossil turtles of North America. Carnegie Institution of Washington Publication 75:1-568 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 131863: authorized by Roger Benson, entered by Roger Benson on 31.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Testudines - Kinosternoidea
"Baptemys tricarinata" = Baptemys garmanii
"Baptemys tricarinata" = Baptemys garmanii Cope 1872 mud turtle
AMNH 6110 (partial shell)