PaleoDB taxon number: 178449
Full reference: R. M. Appleby. 1979. The affinities of Liassic and later ichthyosaurs. Palaeontology 22(4):921-946
Sister taxon: Protoichthyosaurus applebyi
Type specimen: B. 1963'5/O.S.. Its type locality is Street (general), which is in a Hettangian shallow subtidal limestone/shale in the Blue Lias Formation of the United Kingdom.
Ecology: nektonic carnivore