Subgenus AINOCERAS
Kingdom / Phylum . . . . . . . . Class / Subclass / Infraclass Division / Superorder / Order Suborder / Infraorder . . . . . Superfamily / Family . . . . . . Subfamily / Genus . . . . . . . .	Animalia / Mollusca Cephalopoda / Ammonoidea / n.a. n.a. / Ammonoidea / Ammonitida Ancyloceratina / n.a. Turrilitoidea / Nostoceratidae n.a. / Jouaniceras (Ainoceras)
Age: Distribution:	Late Cretaceous E. Asia, Antarctica
Depicted on: British Antarctic Territory, 1990 (50 p., fossil)