Where: Golden Valley County, Montana (46.1° N, 109.1° W: paleocoordinates 53.1° N, 76.2° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Judith River Formation (Montana Group), Middle Campanian to Middle Campanian (83.5 - 70.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the ANSP

Primary reference: J. D. Gardner, A. P. Russell, and D. B. Brinkman. 1995. Systematics and taxonomy of soft-shelled turtles (Family Trionychidae) from the Judith River Group (mid-Campanian) of North America. Canadian Journal of Earth Science 32:631-643 [J. Alroy/M. Sommers/D. Nicholson]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 177027: authorized by Patricia Holroyd, entered by Patricia Holroyd on 16.03.2016

Creative Commons license: CC BY (attribution)