Harpoceras
Harpoceras
Eukaryota | Animalia | Mollusca | Cephalopoda | Ammonoidea | Hildocerataceae | Hildoceratidae | Harpoceras | Harpoceras
COL:CS5HF | COL:N | COL:M2L | COL:7NF3H | COL:NY | COL:58D | COL:B2R | COL:4TV3 | COL:KTX6J
(Chatton, 1925) Whittaker & Margulis, 1978 |  |  | Cuvier, 1795 |  |  | Hyatt, 1867 | Waagen, 1869 |