Eriksen Ceratosaurus, FPA (Jurassic to of the United States)

Also known as Fruita, Ceratosaurus Site, LACM #5579, MWC #2.01.86, CO-33

Where: Mesa County, Colorado (39.1° N, 108.8° W: paleocoordinates 35.2° N, 55.4° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Brushy Basin Member (Morrison Formation), Kimmeridgian to Kimmeridgian (157.3 - 145.0 Ma)

• lower part of member, above the local "clay change"

• bed-level stratigraphic resolution

Environment/lithology: crevasse splay; sandstone

• "at the intersection of a sandstone unit, representing a channel facies, and a levee facies within the FPA at the edge of a crevasse splay"

Size class: macrofossils

Collected by L. Eriksen in 1975–1976

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

• discovered by Lance Eriksen, Museum of Western Colorado

Primary reference: Anonymous. 1977. The Fruita Paleontological Report 1-82 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 49652: authorized by Matthew Carrano, entered by Matthew Carrano on 21.04.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Theropoda -
"Ceratosaurus magnicornis n. sp." = Ceratosaurus nasicornis
"Ceratosaurus magnicornis n. sp." = Ceratosaurus nasicornis Marsh 1884 ceratosaur
MWC 1