†family Platypterygiidae Bardet 1995 (ichthyosaur)
Parent taxon: Ichthyosauria according to M. S. Arkhangelsky et al. 2008
Sister taxa: Apatodonosaurus, Baptanodontidae, Chonespondylus, Ghuizhouichthyosaurus, Grippiidae, Guanlingichthyosaurus, Hueneosauria, Isfjordosaurus, Mixosauridae, Naanchangasaurus, Omphalosauridae, Parvinatatoridae, Proteosauridae, Quasianosteosauridae, Shastosauroidea, Svalbardosaurus, Thaisauridae, Undorosauridae, Utatsusauridae
Subtaxa: none
Ecology: nektonic carnivore