†order Synechodontiformes Duffin and Ward 1993 (elasmobranch)

Chondrichthyes - Synechodontiformes

Full reference: C. J. Duffin and D. J. Ward. 1993. The Early Jurassic Palaeospinacid sharks of Lyme Regis, southern England. Belgian Geological Survey, Professional Papers, Elasmobranches et Stratigraphie 264:53-102

Parent taxon: Neoselachii according to S. Stumpf and J. Kriwet 2019

See also Delsate 2003, Delsate et al. 2002, Duffin 1998, Duffin and Ward 1993, Ginter et al. 2010, Johns 1997, Rees 2000, Underwood 2006, Underwood et al. 1999, Underwood and Ward 2004 and Yamagishi 2004

Sister taxa: Agaleidae, Anachronistidae, Batoidea, Batomorphii, Cretomanta, Dalatiiformes, Duffinselache, Galea, Galeomorphii, Grozonodon, Hopleacanthus, Mcmurdodontidae, Nanocetorhinus, Odontorhytis, Ostenoselachidae, Palaeocarcharidae, Protospinaciformes, Rhomaleodus, Selachii, Squalea, Squalomorphii, Squatinomorphii, Vallisia

Subtaxa: Mucrovenator Orthacodontidae Palaeospinacidae Paraorthacodontidae Polyfaciodus Rhomphaiodon Safrodus

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Ecology: nektonic carnivore

Distribution:

• Eocene of Antarctica (1 collection), Canada (1: British Columbia), Chile (1), United States (2: Alabama, California)

• Paleocene of Denmark (1), France (1), New Zealand (4), the Russian Federation (1), United States (2: Maryland)

• Cretaceous of Algeria (1), Australia (1), Austria (1), Canada (1: Alberta), France (1), Israel (2), Japan (4), Kazakhstan (1), New Zealand (1), Poland (1), the Russian Federation (2), Spain (1), Sweden (5), the United Kingdom (5), United States (14: Montana, New Mexico, Wyoming)

• Jurassic to Cretaceous of France (2)

• Jurassic of Belgium (4), Denmark (1), France (12), Germany (19), Luxembourg (6), Poland (5), Spain (6), Sweden (1), Tanzania (1), the United Kingdom (8)

• Triassic of Belgium (6), Bulgaria (1), Canada (33: British Columbia), France (17), Germany (4), Japan (23), Luxembourg (2), Oman (10), Poland (3), the Russian Federation (3), Svalbard and Jan Mayen (1), Turkey (1), the United Kingdom (19), United States (3: Idaho, Nevada)

• Permian of Oman (1), the Russian Federation (2)

Total: 249 collections including 361 occurrences

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