After Motani, 1998, 1999 and Nicholls & Manabe, 2001

Family-level taxonomy of ichthyopterygians

<==o †“Ichthyosauromorpha” (kalaliskot; ichthyosaurs and relatives)
   |?- †Hupehsuchus nanchengensis [Hupehsuchia: Hupehsuchidae]
   `--o †Ichthyopterygia Owen, 1840
      |?- †Thaisaurus chonglakmanii Mazin, Suteethorn, Buffenaut, Jaeger & Helmcke-Ingavat, 1991
      |?- †Isfjordosaurus minor Motani, 1999 [Pessopteryx]
      |-- †Utatsusaurus hataii Shikama, Kamei & Murata, 1978
      |-- †Parvinatator wapitiensis Nicholls & Brickman, 1995
      `--o Eoichthyosauria Motani, 1999b [Ichthyosauria sensu lato]
         |--o †Grippidae Wiman, 1929 [Grippidia Wiman, 1929]
         |  |-- †Grippia longirostris Wiman, 1929
         |  `-- †Chaohusaurus geishanensis Young & Dong, 1972 [Anhuisaurus faciles Chen, 1985; Chensaurus faciles (Chen, 1985) Mazin et al., 1991; Anhuisaurus chaoxianensis Chen, 1985; Chensaurus chaoxianensis (Chen, 1985) Mazin et al., 1991]
         `-- †Ichthyosauria Blainville, 1835


Ichthyopterygia incertae sedis:Leptopterygiidae Kuhn, 1934
    ?†"Leptopterygius" sp.LeptopterygiusL. burgundiaeL. tenuirostrisProtoichthyosauridaeProtoichthyosaurus 


Nomina dubia:Svalbardosaurus crassidensShastasaurus altispinus Merriam, 1902
    †Shastasaurus carinthiacus Huene, 1925
    †Shastasaurus careyi Merriam, 1902
    †Pessopteryx arcticaPessopteryx pinguis

Reference(s):

 


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