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: Elasmosaurinae according to J. P. O'Gorman 2019

See also Benson and Druckenmiller 2014, Carpenter 1999, Carroll 1988, Hampe 2013, Ketchum and Benson 2010, Sepkoski 2002, Welles 1943, Welles 1949 and Welles 1962

Sister taxa: Albertonectes, Nakonanectes, Styxosaurus, Terminonatator, Elasmosaurus

Subtaxa: Hydrotherosaurus alexandrae

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Ecology: aquatic carnivore

Distribution: found only at Panoche Hills 5, UCMP V3735 (Cretaceous of California)

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Specimen images are retrieved through the ePANDDA API.