†family Duvaliidae Pavlow 1914 (belemnite)
Cephalopoda - Belemnitida - Duvaliidae
Parent taxon: Pachybelemnopseina according to N. M. M. Janssen 2010
See also Doyle et al. 1994, Mutterlose 1986 and Myczynski 1989
Sister taxon: Mesohibolitidae
Subtaxa: Castellanibelus Duvalia Produvalia Pseudobelus
Type: Duvalia
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Algeria (1 collection), the Czech Republic (3), Egypt (3), France (62), Germany (1), Greenland (16), Hungary (35), Italy (2), Mozambique (2), Poland (1), Portugal (1), Romania (1), Slovakia (1), Spain (1), Switzerland (2), Ukraine (4)
• Jurassic to Cretaceous of the Czech Republic (1)
• Jurassic of Antarctica (2), Cuba (1), France (1), Iran (1)
Total: 142 collections including 230 occurrences