Hydrotherosaurus

Taxobox
name = "Hydrotherosaurus"
fossil_range = Cretaceous
regnum = Animalia
phylum = Chordata
classis = Sauropsida
ordo = Plesiosauria
subordo = Plesiosauroidea
familia = Elasmosauridae
genus = "Hydrotherosaurus"
genus_authority = Welles, 1943
subdivision_ranks = Species
subdivision =
* "H. alexandrae Welles, 1943

"Hydrotherosaurus" (meaning "water beast lizard") is an extinct genus of elasmosaurid plesiosaur from the Upper Cretaceous (Maastrichtian) of Fresno County, California, measuring up to 13 m in length.

References

* Welles, S. P. 1943. "Elasmosaurid plesiosaurs with a description of the new material from California and Colorado", University of California Memoirs 13:125-254. figs.1-37., pls.12-29.