UCMP V86094 Headless Gulch (Paleocene of the United States)

Where: Garfield County, Montana (47.7° N, 105.8° W: paleocoordinates 53.8° N, 80.5° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Tullock Member (Fort Union Formation), Puercan (66.0 - 63.3 Ma)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the UCMP

Primary reference: J. H. Hutchison. 2013. New turtles from the Paleogene of North America. In D. B. Brinkman, P. A. Holroyd, J. D. Gardner (eds.), Morphology and Evolution of Turtles 477-497 [P. Holroyd/P. Holroyd]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 168337: authorized by Patricia Holroyd, entered by Patricia Holroyd on 19.04.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines - Pantrionychidae
"Atoposemys entopteros n. gen. n. sp." = Aspideretoides superstes
"Atoposemys entopteros n. gen. n. sp." = Aspideretoides superstes Russell 1930 turtle