†family Thalattosauridae Merriam 1904 (diapsid)
Reptilia - Thalattosauria - Thalattosauridae
Parent taxon: Thalattosauroidea according to E. L. Nicholls 1999
See also Benton 1985, Hay 1930, Kuhn 1946, Kuhn 1966, Merriam 1905, Nicholls and Brinkman 1993, Nopcsa 1923, Seiffert 1975 and Zhao et al. 2013
Sister taxa: Agkistrognathus, Clarazia, Gunakadeit, Hescheleria, Nectosaurus, Paralonectes, Thalattosaurus, Xinpusaurus
Subtaxa: Concavispina Thalattosaurida
Type: Thalattosaurus
Ecology:
Distribution: found only at Xinpu Thalattosaur Locality (Triassic of China)