ammonites
Verdigris Coulee (UA-MR-6) (Cretaceous of Canada)

Where: Alberta, Canada (49.1° N, 111.8° W: paleocoordinates 56.6° N, 77.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Upper Milk River Formation, Aquilan (83.5 - 70.6 Ma)

Environment/lithology: terrestrial; brown, gray, argillaceous sandstone and sandy shale

• The upper member [of the Milk River Formation] is composed of nonmarine, drab gray, brown, and dark gray argillaceous sandstones and sandy shale with streaks of impure lignite.

Size classes: macrofossils, mesofossils

Primary reference: R. C. Fox. 1976. Canadian Journal of Earth Sciences 13:1105 [J. Alroy/J. Alroy] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 14425: authorized by John Alroy, entered by John Alroy on 30.04.1994, edited by Erin Leckey, Roger Benson and Matt Carrano

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