USGS locality 326 Mount Carbon, CO, Laramie Fm (Cretaceous of the United States)

Also known as USGS locality 326

Where: Colorado (39.7° N, 105.2° W)

• Paleocoordinates: 50.7° N, 68.9° W (Wright 2013)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Laramie Formation, Late/Upper Maastrichtian (72.2 - 66.0 Ma)

• Denver Basin

• group of beds-level stratigraphic resolution

Environment/lithology: fluvial; sandstone and coal

• 'sandstone at coal seam'

Size class: macrofossils

Reposited in the USNM

Collection methods: bulk, quarrying,

• Specimens were collected by A. Lakes, and given to S. F. Emmons, USGS, who gave them to Brown.

Primary reference: R. W. Brown. 1962. Paleocene flora of the Rocky Mountains and Great Plains. United States Geological Survey Professional Paper 375:1-119 [P. Wilf/J. Sessa/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 40032: authorized by Peter Wilf, entered by Jocelyn Sessa on 15.06.2004

Creative Commons license: CC0 (CC0)

Taxonomic list

• Species lists for Brown 1962 were compiled from the publication and provided for the Paleobiology Database by Drs. Steven R. Manchester and Peter R. Crane.
Show authors, comments, and common names
Polypodiopsida
  - Polypodiaceae
Allantodiopsis erosa
Allantodiopsis erosa Lesquereux 1878