1 mile below Steveville (50 ft level) [AMNH] (Cretaceous of Canada)

Where: Alberta, Canada (50.4° N, 111.1° W: paleocoordinates 57.6° N, 75.8° 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)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by B. Brown & Kaisen in 1913; reposited in the AMNH

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 191258: authorized by Matthew Carrano, entered by Matthew Carrano on 19.01.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Neornithischia -
Ceratopsia indet. ornithischian
AMNH 5415, maxilla & dentary
 Neornithischia - Ceratopsidae
Chasmosaurus belli Lambe 1902 ceratopsid
AMNH 5402, skull and partial skeleton