†unranked clade Thunnosauria Motani 1999 (ichthyosaur)

Reptilia - Ichthyosauria

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

Parent taxon: Ichthyosauria according to L. Campos et al. 2020

See also Barrientos-Lara and Alvarado-Ortega 2020, Delsett et al. 2017, Fischer 2016, Fischer et al. 2013, Ji et al. 2016, Maisch 2010, Maisch and Matzke 2000, Moon 2017, Moon 2019, Motani 1999 and PĂ©rez et al. 2015

Sister taxa: Baracromia, Cetarthrosaurus, Ghuizhouichthyosaurus, Grippiidae, Guanlingichthyosaurus, Hueneosauria, Ichthyosauroidea, Ichthyosaurus australis, Ichthyosaurus polyptychodon, Ichthyosaurus strombecki, Isfjordosaurus, Latipinnatoidea, Longipinnatoidea, Mixosauria, Naanchangasaurus, Omphalosauridae, Parvinatatoridae, Parvipelvia, Pessosaurus, Proteosauridae, Quasianosteosauridae, Rachitrema, Shastosauroidea, Sphaerodontes, Stenopterygius grandis, Thaisauridae, Utatsusauridae

Subtaxa: Ichthyosauridae Malawania Stenopterygiidae Stenopterygius

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Ecology: nektonic carnivore

Distribution:

• Cretaceous of Germany (1 collection), Iraq (1), 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 (11), Germany (15), Greenland (1), Luxembourg (2), Mexico (1), Switzerland (2), the United Kingdom (33), 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: 107 collections including 155 occurrences

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