UMNH VP Loc. 1654, Star Seep (Cretaceous of the United States)

Also known as GS-ENM, Machairoceratops type

Where: Garfield County, Utah (37.5° N, 111.5° W: paleocoordinates 45.4° N, 82.7° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Coyote Point Member (Wahweap Formation), Middle Campanian (83.5 - 70.6 Ma)

• middle part of upper member or "upper sand member"

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; calcareous mudstone

• "calcareous mudstone"

Size class: macrofossils

Collected in 2006–2007

Collection methods: surface (in situ)

Primary reference: M. A. Loewen, A. A. Farke, S. D. Sampson, M. A. Getty, E. K. Lund and P. M. O'Connor. 2013. Ceratopsid dinosaurs from the Grand Staircase of southern Utah. In A. L. Titus & M. A. Loewen (ed.), At the Top of the Grand Staircase: The Late Cretaceous of Southern Utah 488-503 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 178847: authorized by Matthew Carrano, entered by Matthew Carrano on 18.05.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Ornithischia - Ceratopsidae
Machairoceratops cronusi n. gen. n. sp.
Machairoceratops cronusi n. gen. n. sp. Lund et al. 2016 ceratopsid
UMNH VP 20550 ("Wahweap centrosaurine B")