†subfamily Roloboceratinae Casey 1961 (ammonite)
Cephalopoda - Ammonitida - Douvilleiceratidae
Parent taxon: Douvilleiceratidae according to C. W. Wright et al. 1996
See also Renz 1982
Sister taxa: Cheloniceratinae, Douvilleiceratinae
Subtaxa: Megatyloceras Roloboceras
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of France (1 collection), Georgia (1), Mexico (1), the United Kingdom (8), Venezuela (1)
Total: 12 collections including 29 occurrences