20 miles southeast of Edgemont (Cretaceous of the United States)

Where: South Dakota (43.3° N, 103.8° W: paleocoordinates 49.1° N, 71.2° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Campanian (83.6 - 72.1 Ma)

Environment/lithology: marine; shale

Size class: macrofossils

Collected by B. Brown in 1903; reposited in the AMNH

Primary reference: O. P. Hay. 1905. A revision of the species of the family of fossil turtles called Toxochelyidae, with descriptions of two new species of Toxochelys and a new species of Porthochelys. Bulletin of the American Museum of Natural History 21(10):177-185 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 203739: authorized by Evangelos Vlachos, entered by Evangelos Vlachos on 23.08.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

 Testudines -
"Porthochelys browni n. sp." = Toxochelys latiremis
"Porthochelys browni n. sp." = Toxochelys latiremis Cope 1873 turtle
AMNH 6080, an almost complete skull