Cephalopoda - Ammonitida - Ancyloceratidae
Parent taxon: Ancylocerataceae according to E. Robert et al. 2018
See also Aguirre-Urreta 1986, Cantu-Chapa 1962, Cooper and Kennedy 1979, Delanoy et al. 2013, Förster 1975, Frau et al. 2016, Kakabadze and Hoedemaeker 1997, Klinger and Kennedy 1992, Landra et al. 2000, Murphy 1975, Ovando-Figueroa et al. 2018, Reboulet 1996, Szives 2007 and Wright 1952
Sister taxa: Acrioceratidae, Hemihoplitidae, Heteroceratidae, Himantoceratidae, Labeceratidae, Leptoceratoididae, Paraspiticeras, Ptychoceratidae
Subtaxa: Ammonitoceras Ancyloceratinae Anisoceratinae Audouliceras Australiceras Colchidites Koeneniceras Leptoceratinae Lithancylus Paracrioceras Pedioceras Proaustraliceras Pseudoaustraliceras Pseudocrioceras Shastoceras Tonoceras Volgoceratoides Xerticeras
Type: Anclyoceras
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Antarctica (6 collections), Argentina (12), Australia (12), Azerbaijan (2), Bulgaria (1), Canada (4: Northwest Territories, Yukon), Chile (13), Colombia (14), the Czech Republic (1), Egypt (2), France (27), Georgia (3), Germany (6), Hungary (1), India (2), Italy (8), Japan (2), Madagascar (6), Mexico (15), Morocco (11), Mozambique (7), the Russian Federation (7), Slovakia (2), South Africa (12), South Georgia and the South Sandwich Islands (1), Spain (45), Svalbard and Jan Mayen (3), Switzerland (1), Tanzania (1), Trinidad and Tobago (2), Tunisia (3), the United Kingdom (29), United States (14: California), Venezuela (1)
• Jurassic of Egypt (1), Iraq (1)
Total: 278 collections including 372 occurrences