Reptilia - Sauropterygia - Elasmosauridae
PaleoDB taxon number: 100108
Full reference: K. Carpenter. 1997. Comparative cranial anatomy of two North American Cretaceous plesiosaurs. In J. M. Callaway & E. L. Nicholls (eds.), Ancient Marine Reptiles. Academic Press, New York 191-216
Parent taxon: Elasmosauridae according to R. B. J. Benson and P. S. Druckenmiller 2014
Sister taxa: Alexeyisaurus, Alzadasaurinae, Alzadasaurus kansasensis, Alzadasaurus tropicus, Aristonectinae, Callawayasaurus, Callowayosaurus, Cardiocorax, Cimoliasaurus, Cimoliasaurus andium, Cimoliasaurus cantabrigiensis, Cimoliasaurus caudalis, Elasmosaurinae, Elasmosaurus amalitskii, Elasmosaurus kurskensis, Elasmosaurus orskensis, Elasmosaurus serdobensis, Elasmosaurus sternbergi, Eromangasaurus, Gronausaurus, Hydrotherosaurus, Kawanectes, Lagenanectes, Leivanectes, Leurospondylus, Mauisaurus, Mauisaurus gardneri, Plesiosaurus constrictus, Plesiosaurus crassicostatus, Plesiosaurus gulo, Plesiosaurus gurgitis, Plesiosaurus helmersenii, Plesiosaurus holmesii, Plesiosaurus hoodii, Plesiosaurus mackayii, Plesiosaurus mauritanicus, Plesiosaurus sutherlandi, Pliosaurus gigas, Pliosaurus macrospondylus, Scanisaurus, Stereosaurus, Styxosaurinae, Thalassiosaurus, Thalassiosaurus ischiadicus, Thalassomedon, Thalassonomosaurus, Thalassonomosaurus nobilis, Tuarangisaurus, Vegasaurus, Wapuskanectes, Weddellonectia, Woolungasaurus, Woolungasaurus glendowerensis, Zarafasaura, Brimosaurus, Morturneria
Subtaxa: Libonectes morgani
Ecology: aquatic carnivore