Where: Fallon County, Montana (46.4° N, 104.4° W: paleocoordinates 52.7° N, 77.8° W)

• coordinate based on political unit

• small collection-level geographic resolution

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

• formation-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the YPM

Collection methods: quarrying, surface (float),

Primary reference: W. G. Joyce and T. R. Lyson. 2011. New material of Gilmoremys lancensis nov. comb. (Testudines: Trionychidae) from the Hell Creek Formation and the diagnosis of plastomenid turtles. Journal of Paleontology 5(3):422-459 [R. Benson/R. Benson]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 122905: authorized by Roger Benson, entered by Roger Benson on 07.01.2012

Creative Commons license: CC BY (attribution)