Cephalopoda - Ammonitida - Cardioceratidae
Alternative spelling: Plasmatoceras
Parent taxon: Cardioceras according to R. Schlegelmilch 1994
See also Arkell et al. 1957 and Sepkoski 2002
Sister taxa: Cardioceras (Cardioceras), Cardioceras (Cawtoniceras), Cardioceras (Maltoniceras), Cardioceras (Pachycardioceras), Cardioceras (Scarburgiceras), Cardioceras (Scoticardioceras), Cardioceras (Subvertebriceras), Cardioceras (Vertebriceras), Cardioceras cordatum
Subtaxa: Cardioceras (Plasmatoceras) plasticum Cardioceras (Plasmatoceras) plastum Cardioceras (Plasmatoceras) tenuicostatum
Type: Plasmatoceras plastum
Ecology: fast-moving nektonic carnivore
Distribution:
• Jurassic of France (1 collection), Germany (1), the Russian Federation (2), the United Kingdom (2)
Total: 6 collections including 10 occurrences