near Greenville (Cretaceous to of the United States)

Where: Clark County, Arkansas (33.5° N, 92.1° W: paleocoordinates 37.2° N, 64.0° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Mooreville Chalk Formation (Selma Group), Early/Lower Campanian to Early/Lower Campanian (83.5 - 70.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Primary reference: E. D. Cope. 1869. Synopsis of the Extinct Batrachia, Reptilia and Aves of North America. Part I. Transactions of the American Philosophical Society, New Series 14:1-104 [R. Butler/E. Dunne/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 189417: authorized by Matthew Carrano, entered by Matthew Carrano on 18.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Sauropterygia - Elasmosauridae
Brimosaurus grandis n. sp. Leidy 1855 elasmosaur