Where: Alberta, Canada (49.3° N, 110.6° W: paleocoordinates 56.5° N, 76.0° W)

• coordinate based on nearby landmark

When: Upper Oldman Formation, Judithian (83.5 - 70.6 Ma)

Environment/lithology: terrestrial

Primary reference: L. S. Russell. 1952. Bulletin of the National Museum of Canada 126 [J. Alroy/J. Alroy] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 14471: authorized by John Alroy, entered by John Alroy on 30.04.1994, edited by Roger Benson

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)