Cope Quarry XII (Jurassic to of the United States)

Also known as CO-71

Where: Fremont County, Colorado (38.6° N, 105.2° W: paleocoordinates 34.1° N, 52.3° W)

• coordinate estimated from map

• small collection-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; sandstone

Size class: macrofossils

Reposited in the AMNH

Collection methods: quarrying, mechanical,

Primary reference: E. D. Cope. 1877. On Amphicoelias, a genus of Saurians from the Dakota epoch of Colorado. Proceedings of the American Philosophical Society 17:242-246 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 48154: authorized by Matthew Carrano, entered by Matthew Carrano on 15.03.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Saurischia -
Amphicoelias altus n. gen. n. sp.
Amphicoelias altus n. gen. n. sp. Cope 1877 sauropod
AMNH 5764 - holotype