Also known as Sternberg Quarry 23, ROM, U.T.20, Red Deer River

Where: Alberta, Canada (50.8° N, 111.6° W: paleocoordinates 58.1° N, 76.2° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Dinosaur Park Formation (Belly River Group), Late/Upper Campanian (83.5 - 70.6 Ma)

• originally assigned to the Oldman Fm.

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by L. Sternberg in 1934; reposited in the ROM

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 58943: authorized by Matthew Carrano, entered by Kaitlin Maguire on 01.03.2006

Creative Commons license: CC BY (attribution)