Invalid subtaxa: Dravidosaurus Yadagiri and Ayyasami 1979 [nomen dubium], Dravidosaurus blanfordi Yadagiri and Ayyasami 1979 [nomen dubium], Peurcosaurus Williston 1916 [invalid subgroup], Plesiosaurus daedicomus Owen 1840 [nomen dubium], Puercosaurus Williston 1916 [invalid subgroup]
Full reference: J. N. Laurenti. 1768. Specimen medicum, exhibens synopsin reptilium emendatam cum experimentis circa venena et antidota reptilium austriacorum [Medical ideas, showing an emended synopsis of the reptiles together with experiences in poisoning by and antidotes of Austrian reptiles]. Published and printed by Johann Thomas von Trattner, Vienna
Parent taxon: Sauropsida according to M. Laurin and R. R. Reisz 1995
Sister taxa: Mesosauridae, Millerosauria
Subtaxa: Amblyglossae, Anapsida, Coeluria, Cunichnoides, Enaliosauria, Eupalamopus, Eureptilia, Ganocephala, Glauconia, Gymnarthria, Ichthyopterygia, Ischyrotherium, Isocampe, Kintneria, Macelognatha, Omosauria, Oolithes, Ornithocephala, Parareptilia, Placodontomorpha, Plectropterna, Proganosauromorpha, Pythonomorpha, Rhamphosauria, Rhizodonta, Sauranodonta, Streptosauria, Testudinata, Theromorpha, Tocosauria, Triaenopus
Ecology: