DMNH locality 2398 (Paleocene of the United States)

Where: Arapahoe County, Colorado (39.5° N, 104.7° W: paleocoordinates 45.7° N, 82.5° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Denver Formation, Puercan (66.0 - 63.3 Ma)

• Denver Formation (D1 sequence)

• group of beds-level stratigraphic resolution

Environment/lithology: "channel"; coarse-grained sandstone

• coarse-grained sandstone channel

Size class: macrofossils

Reposited in the DMNH

Collection methods: surface (float)

Primary reference: J. H. Hutchison and P. A. Holroyd. 2003. Late Cretaceous and early Paleocene turtles of the Denver Basin, Colorado. Rocky Mountain Geology 38(1):121-142 [P. Holroyd/P. Holroyd]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 176853: authorized by Patricia Holroyd, entered by Patricia Holroyd on 05.03.2016, edited by Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines -
Cryptodira indet. Cope 1868 turtle
 Testudines - Pantrionychidae
Plastomenus joycei Lyson et al. 2021 turtle