Orthoceras
Orthoceras
Biota | Animalia | Mollusca | Cephalopoda | Nautiloidea | Orthocerida | Orthoceratoidea | Orthoceratidae | Orthoceras
COL:5T6MX | COL:N | COL:M2L | COL:8ZXFW | COL:7NF5G | COL:7NVYZ | COL:7NW6C | COL:7NWT4 | COL:7PBD3
|  |  | Cuvier, 1795 | Agassiz, 1847 |  | McCoy, 1844 | McCoy, 1844 | Bruguière, 1789