†order Protospinaciformes (elasmobranch)
Chondrichthyes - Protospinaciformes
Parent taxon: Squalomorphii according to A. Begat et al. 2025
See also Nelson et al. 2016, Underwood 2006 and van der Laan 2019
Sister taxa: Echinorhiniformes, Hexanchida, Hexanchiformes, Pristiophoriformes, Squaliformes, Squatiniformes
Subtaxa: Protospinacidae
Ecology: nektonic carnivore
Distribution:
• Cretaceous of France (1 collection), the United Kingdom (1)
• Jurassic of France (1), Germany (7), Luxembourg (7), Poland (4), Spain (1), the United Kingdom (5)
Total: 27 collections including 32 occurrences