†Thalassomedon Welles 1943 (elasmosaur)
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Reptilia - Plesiosauria - Elasmosauridae
Full reference: S. P. Welles. 1943. Elasmosaurid plesiosaurs with description of new material from California and Colorado. Memoirs of the University of California 13:125-254
Parent taxon: Euelasmosaurida according to J. P. O'Gorman 2019
See also Carpenter 1999, Carroll 1988, Otero et al. 2012, Sepkoski 2002, Welles 1943, Welles 1949 and Welles 1962
Sister taxa: Elasmosaurinae, Libonectes
Subtaxa: Thalassomedon hanningtoni
Ecology: aquatic carnivore
Distribution:
• Cretaceous of United States (2: Colorado, Montana collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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