Genus ACANTHOCERAS
Kingdom / Phylum . . . . . . . . Class / Subclass / Infraclass Division / Superorder / Order Suborder / Infraorder . . . . . Superfamily / Family . . . . . . Subfamily / Genus . . . . . . . .	Animalia / Mollusca Cephalopoda / Ammonoidea / n.a. n.a. / n.a. / Ammonitida Ammonitina / n.a. Acanthocerataceae / Acanthoceratidae Acanthoceratinae / Acanthoceras
Age: Distribution:	Early Late Cretaceous Global
Depicted on: Guinea-Bissau, 2020 (500 FCFA, fossil, probably) Palau, 1988 (25 c., top left in sheet)   Cover, Palau, 1988.   Cancel, Villers sur Mer, France, 1975 SHOW SCAN.   FDC cancel, Zelesne Hory, Czech Republic, 2016.