Reptilia - Ichthyosauria

Full reference: R. Motani. 1999. Phylogeny of the Ichthyopterygia. Journal of Vertebrate Paleontology 19(3):473-496

Parent taxon: Merriamosauria according to M. W. Maisch 2010

Sister taxa: Californosauridae, Euichthyosauria, Guanlingsauridae, Merriamosauridae, Shastasauria, Shastasauridae, Shonisauridae, Thalattoarchon

Subtaxa: Hudsonelpidia, Hudsonelpidiidae, Macgowania, Macgowaniidae, Neoichthyosauria

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Ecology: nektonic carnivore