"Macrocephalitidae is an extinct family of marine invertebrate animals belonging to the superfamily Stephanoceratoidea, order Ammonitida."@en . . . . . . "42668846"^^ . . . . . . . . . . . "Macrocephalitidae"@en . . . "Macrocephalitidae is an extinct family of marine invertebrate animals belonging to the superfamily Stephanoceratoidea, order Ammonitida."@en . . . . . . . . "Buckmann, 1922"@en . "Macrocephalitidae"@en . . . "1582"^^ . "1075288680"^^ . . . . "Macrocephalites species"@en .