†family Palaeospinacidae Regan 1906

Chondrichthyes - Synechodontiformes - Palaeospinacidae

Alternative spelling: Paleospinacidae

Parent taxon: Synechodontiformes according to J. A. Ebersole et al. 2022

See also Delsate et al. 2002, Delsate and Godefroit 1995, Duffin and Ward 1993, Ginter et al. 2010, Ivanov 2005, Johns 1997, Kriwet 2003, Müller and Diedrich 1991, Nelson et al. 2016, Peng et al. 2001, Rees 2000, Siverson 1997, Stumpf and Kriwet 2019, Thies 1983, Underwood 2002, Underwood 2006, Underwood and Ward 2004 and Yamagishi 2004

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

Subtaxa: Antrigoulia Macrourogaleus Nemacanthus Palaeospinax Palaeospinax priscus Palidiplospinax Synechodus

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Distribution:

• Eocene of Barbados (1 collection), United States (2: Alabama, California)

• Paleocene of United States (2: Maryland)

• Cretaceous of Algeria (1), Canada (3: Alberta, British Columbia), France (5), Germany (1), Japan (1), Kazakhstan (1), Lithuania (9), New Zealand (1), Poland (3), the Russian Federation (4), Sweden (5), Ukraine (6), the United Kingdom (48), United States (16: New Jersey, New Mexico, North Dakota, South Dakota, 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), China (1), France (8), Germany (5), Japan (23), Luxembourg (2), Poland (3), the Russian Federation (3), Svalbard and Jan Mayen (1), Turkey (1), the United Kingdom (14), United States (3: Idaho, Nevada)

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

Total: 264 collections including 319 occurrences

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