†family Graphoceratidae Buckman 1905 (ammonite)
Cephalopoda - Ammonitida - Graphoceratidae
Parent taxon: Hildoceratoidea according to M. K. Howarth 2013
Sister taxa: Diplesioceras, Hildoceratidae, Phymatoceratidae, Sonniniidae
Subtaxa: Ancolioceras Cordubiceras Graphoceratinae Leioceratinae
Ecology: fast-moving nektonic carnivore
Distribution:
• Jurassic of Canada (4: Yukon collections), France (8), Germany (50), Hungary (44), Iran (7), Italy (14), Luxembourg (5), Morocco (23), Saudi Arabia (2), Spain (26), Tunisia (3), Ukraine (5), the United Kingdom (15)
Total: 206 collections including 491 occurrences