Where: Alberta, Canada (51.6° N, 112.9° W: paleocoordinates 59.4° N, 84.6° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Horseshoe Canyon Formation (Edmonton Group), Early/Lower Maastrichtian (70.6 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by G. F. Sternberg in 1916; reposited in the NMC

Collection methods: quarrying, mechanical,

Primary reference: R. S. Lull. 1933. A revision of the Ceratopsia or horned dinosaurs. Memoirs of the Peabody Museum of Natural History 3(3):1-175 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 191401: authorized by Matthew Carrano, entered by Matthew Carrano on 25.01.2018

Creative Commons license: CC BY (attribution)