Reptilia - Ichthyosauria - Ichthyosauridae
Parent taxon: Thunnosauria according to M. W. Maisch 2010
See also Appleby 1967, Bennett et al. 2012, Bonaparte 1850, Carroll 1988, Cope 1871, Cope 1875, d'Orbigny 1849, Fernández 1997, Günther 1886, Hay 1902, Lomax and Massare 2015, Lomax et al. 2017, Lydekker 1889, McGowan 1974, McGowan and Motani 2003, Merriam 1908 and Storrs et al. 2000
Sister taxa: Malawania, Stenopterygiidae, Stenopterygius
Subtaxa: Ichthyosaurus Protoichthyosaurus
Ecology: nektonic carnivore
Distribution:
• Cretaceous of Germany (1 collection), the Russian Federation (1), the United Kingdom (3)
• Jurassic to Cretaceous of United States (2: California)
• Jurassic of Argentina (1), Belgium (2), Canada (2: Alberta, British Columbia), Chile (7), France (9), Germany (1), Greenland (1), Mexico (1), Switzerland (2), the United Kingdom (31), United States (1: Oregon)
• Triassic to Jurassic of the United Kingdom (5)
• Triassic of Belgium (2), Chile (1), France (4), Germany (2), the United Kingdom (3), United States (4: Nevada)
Total: 86 collections including 106 occurrences