6 mi S of Sheridan (Cretaceous to of the United States)

Where: Sheridan County, Kansas (39.4° N, 100.5° W: paleocoordinates 41.9° N, 66.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Coniacian to Coniacian (89.8 - 83.6 Ma)

Environment/lithology: marine; yellow chalk

Size class: macrofossils

Primary reference: E. D. Cope. 1870. On some species of Pythonomorpha from the Cretaceous beds of Kansas and New Mexico. Proceedings of the American Philosophical Society 11(81):574-584 [A. Dunhill/B. Allen/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 199541: authorized by Alex Dunhill, entered by Bethany Allen on 29.01.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Squamata - Mosasauridae
"Liodon mudgei n. sp." = Platecarpus tympaniticus, Clidastes cineriarum n. sp.
"Liodon mudgei n. sp." = Platecarpus tympaniticus Cope 1869 mosasaur
Clidastes cineriarum n. sp. Cope 1870 mosasaur