Where: Garfield County, Montana (47.6° N, 106.9° W: paleocoordinates 54.3° N, 80.0° W)

• coordinate based on unpublished field data

When: Hell Creek Formation, Lancian (70.6 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: mesofossils

Reposited in the UCMP

Primary reference: J. D. Gardner and D. G. DeMar. 2013. Mesozoic and Palaeocene lissamphibian assemblages of North America: a comprehensive review. Palaeobiodiversity and Palaeoenvironments 93:459-515 [P. Holroyd/P. Holroyd/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 192250: authorized by Patricia Holroyd, entered by Patricia Holroyd on 18.03.2018

Creative Commons license: CC BY (attribution)