Chondrichthyes - Squaliformes - Etmopteridae
Synonym: Aculeolidae Herman and van Waes 2012
Parent taxon: Squaliformes according to I. Feichtinger et al. 2024
See also Cahuzac et al. 2007, Nelson et al. 2016, Straube et al. 2015, Underwood and Schlogl 2013 and van der Laan 2019
Sister taxa: Centrophoridae, Centropterus, Dalatiidae, Dalatioidea, Eoscymnidae, Fredipristis, Oxynotidae, Paraechinorhinus, Scymnorhinidae, Somniosidae, Squalidae, Squalogaleus
Subtaxa: Aculeola Centroscyllium Eoetmopterus Etmopterus Incognitorapax Miroscyllium Paraetmopterus Proetmopterus Trigonognathus
Type: Etmopterus
Ecology: nektonic carnivore
Distribution:
• Miocene of France (7 collections), Panama (1), Slovakia (6)
• Eocene of Barbados (2), France (3), Ukraine (1)
• Paleocene of Austria (1)
• Cretaceous of Austria (2), Canada (2: British Columbia), France (1), Germany (9), Sweden (11), the United Kingdom (1)
Total: 47 collections including 61 occurrences