Also known as Champsosaurus natator referred

Where: Alberta, Canada (50.8° N, 111.6° W: paleocoordinates 58.1° N, 76.1° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Oldman Formation (Belly River Group), Middle Campanian (83.5 - 70.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by H. L. Shearman, G. E. Lindblad in 1953; reposited in the NMC

Collection methods: surface (in situ),

• NMC, National Museum of Canada

Primary reference: L. S. Russell. 1956. The Cretaceous reptiles Champsosaurus natator Parks. National Museum of Canada Bulletin 145:1-51 [R. Benson/R. Benson]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 117928: authorized by Roger Benson, entered by Roger Benson on 28.09.2011

Creative Commons license: CC BY (attribution)