Full reference: R. Motani. 1999. Phylogeny of the Ichthyopterygia. Journal of Vertebrate Paleontology 19(3):473-496
Parent taxon: Ichthyosauria according to E. E. Maxwell 2018
See also Ji et al. 2016, Lomax 2017, Lomax et al. 2017, Maisch 2010, Maisch and Matzke 2000, McGowan and Motani 2003, Moon 2017, Moon 2019 and Motani 1999
Sister taxa: Baracromia, Cetarthrosaurus, Ghuizhouichthyosaurus, Grippiidae, Guanlingichthyosaurus, Hueneosauria, Ichthyosauroidea, Ichthyosaurus australis, Ichthyosaurus polyptychodon, Ichthyosaurus strombecki, Isfjordosaurus, Latipinnatoidea, Longipinnatoidea, Mixosauria, Naanchangasaurus, Omphalosauridae, Parvinatatoridae, Pessosaurus, Proteosauridae, Quasianosteosauridae, Rachitrema, Shastosauroidea, Sphaerodontes, Stenopterygius grandis, Thaisauridae, Thunnosauria, Utatsusauridae
Subtaxa: Hudsonelpidia Hudsonelpidiidae Leptonectoidea Macgowania Macgowaniidae Neoichthyosauria Suevoleviathan Temnodontosauroidea
Ecology: nektonic carnivore