†family Baptanodontidae Marsh 1879 (ichthyosaur)
Parent taxon: Ichthyosauria according to C. W. Gilmore 1905
Sister taxa: Apatodonosaurus, Chonespondylus, Ghuizhouichthyosaurus, Grippiidae, Guanlingichthyosaurus, Hueneosauria, Isfjordosaurus, Mixosauridae, Naanchangasaurus, Omphalosauridae, Parvinatatoridae, Platypterygiidae, Proteosauridae, Quasianosteosauridae, Shastosauroidea, Svalbardosaurus, Thaisauridae, Undorosauridae, Utatsusauridae
Subtaxa: none
Ecology: nektonic carnivore