†unranked clade Pistosauria Baur 1890
Alternative spelling: Pistosaurida
Parent taxon: Sauropterygia according to F. R. O'Keefe 2001
See also Kuhn 1946, Kuhn 1971, Rieppel 2000 and Rieppel et al. 2002
Sister taxa: Atopodentatus, Cercidopleura, Dicranopleura, Eosauropterygia, Eusauropterygia, Ischyrosaurus, Microleptosaurus, Nanchangosauroidea, Nothosauria, Nothosauriformes, Placodontia, Placodontiformes, Plesiosauria, Simosauria
Subtaxa: Augustasaurus Bobosaurus Pistosauridae Pistosaurus
Distribution: