Also known as MOR HC-064

Where: Dawson County, Montana (47.1° N, 104.7° W: paleocoordinates 53.5° N, 77.8° W)

• coordinate estimated from map

• small collection-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Primary reference: W. J. Freimuth and J. P. Wilson. 2021. New manual unguals of Trierarchuncus prairiensis from the Hell Creek Formation, Montana, and the ontogenetic development of the functional alvarezsaurid hand claw. Cretaceous Research 119:104698 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 217039: authorized by Philip Mannion, entered by Philip Mannion on 19.01.2021

Creative Commons license: CC BY (attribution)