Where: Colorado (40.4° N, 107.2° W: paleocoordinates 47.5° N, 78.4° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Pierre Shale Formation (Montana Group), Campanian to Campanian (83.6 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; shale

Size class: macrofossils

Primary reference: J. W. Wells. 1933. Corals of the Cretaceous of the Atlantic and Gulf Coastal Plains and Western Interior of the United States. Bulletins of American Paleontology 18(67):85-288 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 123398: authorized by Wolfgang Kiessling, entered by Uta Merkel on 20.01.2012

Creative Commons license: CC BY (attribution)