Where: Alberta, Canada (50.6° N, 111.6° W: paleocoordinates 57.8° N, 75.5° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Oldman Formation (Belly River Group), Campanian (83.6 - 72.1 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by Brown & Johnson in 1915; reposited in the AMNH

Collection methods: quarrying, mechanical,

Primary reference: R. S. Lull and N. E. Wright. 1942. Hadrosaurian dinosaurs of North America. Geological Society of America Special Paper 40:1-242 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 70052: authorized by Matthew Carrano, entered by Matthew Carrano on 15.03.2007

Creative Commons license: CC BY (attribution)