RTMP Quarry 78, Steveville (Cretaceous of Canada)

Also known as Sternberg Quarry 5

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: 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: "channel"; carbonaceous sandstone

Size class: macrofossils

Collected by W. E. Cutler in 1919–1920; reposited in the BMNH

Collection methods: quarrying, surface (in situ), mechanical,

• Has been cited as collected in 1914.

Primary reference: C. M. Sternberg. 1950. Notes and annotated list of quarries. Map 969A. Steveville, west of fourth meridian, Alberta. Canada Department of Mines and Technical Surveys, Geological Survey of Canada, Ottawa [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 59014: authorized by Matthew Carrano, entered by Kaitlin Maguire on 06.03.2006, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

• Previously cited as the source of BMNH R4859 a skull of Centrosaurus (refs 33225, 16964, 16982), but recent research (Tanke 2010) suggests it produced BMNH R4948 instead (Chasmosaurus).
Reptilia
 Neornithischia - Ceratopsidae
Chasmosaurus belli Lambe 1902 ceratopsid
BMNH R4948 (*not BMNH R4859); Cutler's "Eoceratops"