Ancyloceratina
Ancyloceratina
Biota | Animalia | Mollusca | Cephalopoda | Coleoidea | Ammonoida | Ammonitida | Ancyloceratina
|  |  | Cuvier, 1795 | Bather, 1888 | Haeckel, 1866 | Haeckel, 1866 | Wiedmann, 1960