†unranked clade Ichthyosauria de Blainville 1835 (ichthyosaur)
PaleoDB taxon number: 267386
Alternative spellings: Ichthyosauri, Ichthysauria
Parent taxon: Eoichthyosauria according to B. C. Moon 2017
Sister taxon: Grippidia
Subtaxa: Baptanodontidae, Cetarthrosaurus, Ghuizhouichthyosaurus, Grippiidae, Guanlingichthyosaurus, Hueneosauria, Ichthyosaurus australis, Ichthyosaurus polyptychodon, Ichthyosaurus strombecki, Isfjordosaurus, Latipinnatoidea, Longipinnatoidea, Mixosauria, Naanchangasaurus, Omphalosauridae, Parvinatatoridae, Parvipelvia, Pessosaurus, Platypterygiidae, Proteosauridae, Quasianosteosauridae, Rachitrema, Shastosauroidea, Sphaerodontes, Stenopterygius grandis, Thaisauridae, Utatsusauridae
Ecology: nektonic carnivore