†order Semionotiformes Arambourg and Bertin 1958 (ray-finned fish)

Actinopteri - Semionotiformes

Alternative spelling: Semionotiform

Full reference: C. Arambourg and L. Bertin. 1958. Super-ordres des holostéens et des halecostomes (Holostei et Halecostomi) [Superorders of holosteans and halecostomes (Holostei et Halecostomi)]. Traité de Zoologie: Anatomie, Systématique, Biologie. Agnathes et Poissons: Anatomie, Éthologie, Systématique. Masson et Compagnie, Paris 13(3):2173-2203

Parent taxon: Ginglymodi according to A. López-Arbarello 2012

See also Arambourg and Bertin 1958, Bürgin 2004, Case and Schwimmer 1988, Delsate et al. 2002, Goodwin et al. 1999, Heckert 2004, Lombardo and Tintori 2008, Long 2011, López-Arbarello and Codorniú 2007, López-Arbarello et al. 2011, Sepkoski 2002, Thies and Herzog 1999, Thies and Turner 2001, Thurmond and Jones 1981 and Tintori 1996

Sister taxa: Kyphosichthyiformes, Kyphosichthys, Lepisosteiformes, Neosemionotus

Subtaxa: Alleiolepis Allelepidotus Aphelolepis Austrolepidotus Callipurbeckiidae Callopteus Corunegenys Enigmatichthys Eosemionotidae Heterostrophus Macrosemiidae Orthurus Pericentrophorus Plesiolepidotus Prionopleurus Semionotidae Semionotoidei Serrolepis Sinosemionotus Sphathiurus

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Ecology: nektonic durophage-carnivore

Distribution:

• Eocene of Pakistan (2 collections)

• Cretaceous to Paleogene of United States (1: Arkansas)

• Cretaceous of Belgium (1), Brazil (1), Cameroon (1), Canada (1: Alberta), Chile (1), France (2), India (1), Italy (2), Mexico (2), Morocco (3), Spain (6), Thailand (3), Tunisia (2), the United Kingdom (5), United States (9: Alabama, Kansas, Maryland, Oklahoma, Utah, Wyoming)

• Jurassic to Cretaceous of France (3)

• Jurassic of Australia (2), Belgium (1), Canada (1: Nova Scotia), Ethiopia (1), France (6), Germany (7), India (1), Madagascar (6), Portugal (1), Tanzania (2), the United Kingdom (3), United States (6: Colorado, Connecticut, New Jersey, Utah), Uruguay (1)

• Triassic to Jurassic of France (1), Madagascar (2), United States (2: Utah)

• Triassic of Australia (2), Austria (5), Belgium (5), China (1), France (23), Germany (9), Italy (26), Luxembourg (2), Poland (1), Saudi Arabia (1), Slovenia (2), Spain (6), Svalbard and Jan Mayen (1), Switzerland (7), Thailand (1), the United Kingdom (14), United States (36: Arizona, Colorado, Nevada, New Jersey, New Mexico, North Carolina, Texas, Utah)

• Permian of Germany (1), the Russian Federation (3), the United Kingdom (16)

Total: 251 collections including 292 occurrences

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