Sand Arroyo/ Prairie Elk Creek (AMNH) (Cretaceous of the United States)

Also known as Sand Creek

Where: McCone County, Montana (47.8° N, 106.2° W: paleocoordinates 54.6° N, 78.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Hell Creek Formation, Maastrichtian (72.1 - 66.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by B. Brown & P. Kaisen in 1909; reposited in the AMNH

Collection methods: quarrying, mechanical,

Primary reference: H. F. Osborn. 1933. Mounted skeleton of Triceratops elatus. American Museum Novitates 654:1-14 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 49016: authorized by Matthew Carrano, entered by Matthew Carrano on 05.04.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Ornithischia - Ceratopsidae
"Triceratops elatus" = Triceratops horridus
"Triceratops elatus" = Triceratops horridus Marsh 1889 ceratopsid
AMNH 5039, 5045, 5033
 Ornithischia - Hadrosauridae
"Anatosaurus sp." = Edmontosaurus
"Anatosaurus sp." = Edmontosaurus Lambe 1917 hadrosaurine
AMNH 5046