Where: Sierra County, New Mexico (33.2° N, 107.1° W: paleocoordinates 38.9° N, 76.4° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Late/Upper Cretaceous (100.5 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; yellow chalk
Size class: macrofossils
Collected by W. B. Lyon
Collection methods: surface (in situ),
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 199536: authorized by Alex Dunhill, entered by Bethany Allen on 29.01.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
"Liodon dyspelor n. sp." = Tylosaurus dyspelor
"Liodon dyspelor n. sp." = Tylosaurus dyspelor Cope 1870 mosasaur |