Where: Garfield County, Montana (47.7° N, 106.3° W: paleocoordinates 54.3° N, 79.3° W)

• coordinate based on unpublished field data

• small collection-level geographic resolution

When: Hell Creek Formation (Montana Group), Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the UCMP

Primary reference: M. B. Goodwin. 1989. New occurrences of pachycephalosaurid dinosaurs from the Hell Creek Formation, Garfield County, Montana. Journal of Vertebrate Paleontology 9(3, suppl.):23A [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 52904: authorized by Matthew Carrano, entered by Matthew Carrano on 26.08.2005

Creative Commons license: CC BY (attribution)