†family Palaeospinacidae Regan 1906 (elasmobranch)

Chondrichthyes - Synechodontiformes - Palaeospinacidae

Alternative spelling: Paleospinacidae

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

See also Delsate et al. 2002, Delsate and Godefroit 1995, Duffin and Ward 1993, Ginter et al. 2010, Ivanov 2005, Johns 1997, Kriwet 2003, Peng et al. 2001, Rees 2000, Siverson 1997, Thies 1983, Underwood 2002, Underwood 2006, Underwood and Ward 2004 and Yamagishi 2004

Sister taxa: Mucrovenator, Orthacodontidae, Paraorthacodontidae, Polyfaciodus, Rhomphaiodon, Safrodus

Subtaxa: Macrourogaleus Nemacanthus Palaeospinax Palaeospinax priscus Palidiplospinax Synechodus

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Ecology: nektonic carnivore

Distribution:

• Eocene of United States (2: Alabama, California collections)

• Paleocene of United States (2: Maryland)

• Cretaceous of Algeria (1), Canada (1: Alberta), Kazakhstan (1), New Zealand (1), Poland (1), the Russian Federation (2), 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 (8), Germany (17), Luxembourg (3), Poland (2), Spain (6), Sweden (1), the United Kingdom (7)

• Triassic of Belgium (3), Bulgaria (1), Canada (33: British Columbia), France (7), Germany (3), Japan (23), Luxembourg (2), Poland (3), the Russian Federation (3), Svalbard and Jan Mayen (1), Turkey (1), the United Kingdom (13), United States (3: Idaho, Nevada)

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

Total: 185 collections including 232 occurrences

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