Also known as Bear Creek, Loc. 34

Where: Jefferson County, Colorado (39.6° N, 105.1° W: paleocoordinates 46.4° N, 81.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Denver Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; claystone

Size class: macrofossils

Collected by G. W. Prince in 1940

Primary reference: R. W. Brown. 1943. Cretaceous-Tertiary boundary in the Denver Basin, Colorado. Bulletin of the Geological Society of America 54:65-86 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 49544: authorized by Matthew Carrano, entered by Matthew Carrano on 19.04.2005

Creative Commons license: CC BY (attribution)