Cephalopoda - Ammonitida - Cardioceratidae
Parent taxon: Cardioceras according to R. Schlegelmilch 1994
See also Arthur et al. 1993
Sister taxa: Cardioceras (Cawtoniceras), Cardioceras (Maltoniceras), Cardioceras (Pachycardioceras), Cardioceras (Plasmatoceras), Cardioceras (Scarburgiceras), Cardioceras (Scoticardioceras), Cardioceras (Subvertebriceras), Cardioceras (Vertebriceras)
Subtaxa: Cardioceras (Cardioceras) ashtonense Cardioceras (Cardioceras) cautisrufae Cardioceras (Cardioceras) cordatum Cardioceras (Cardioceras) costicardia Cardioceras (Cardioceras) highmoori Cardioceras (Cardioceras) hyatti Cardioceras (Cardioceras) lillooetense Cardioceras (Cardioceras) saxonicum
Ecology: fast-moving nektonic carnivore
Distribution:
• Jurassic of Canada (2: British Columbia collections), France (3), the Russian Federation (2), Svalbard and Jan Mayen (1), the United Kingdom (4)
Total: 12 collections including 17 occurrences