| Octopoda Leach, 1818 (Order) |
| | | | | | | | | | details |
| Octopoda Incirrina Grimpe, 1916 (Suborder) |
| | | | | | | | | | details |
| Octopodidae Orbigny, 1840 (Family) |
| | | | | | | | | | details |
| Ameloctopus Norman, 1992 (Genus) |
| | | | | | | | | | details |
| Aphrodoctopus Roper & Mangold, 1992 (Genus) |
| | | | | | | | | | details |
| Bathypolypus Grimpe, 1921 (Genus) |
| | | | | | | | | | details |
| Bentheledone Robson, 1932 (Genus) |
| | | | | | | | | | details |
| Benthoctopus Grimpe, 1921 (Genus) |
| | | | | | | | | | details |
| Cistopus Gray, 1849 (Genus) |
| | | | | | | | | | details |
| Eledone Leach, 1817 (Genus) |
| | | | | | | | | | details |
| Enteroctopus Rochebrune & Mabille, 1889 (Genus) |
| | | | | | | | | | details |
| Euaxoctopus Voss, 1971 (Genus) |
| | | | | | | | | | details |
| Graneledone Joubin, 1918 (Genus) |
| | | | | | | | | | details |
| Grimpella Robson, 1932 (Genus) |
| | | | | | | | | | details |
| Hapalochlaena Robson, 1929 (Genus) |
| | | | | | | | | | details |
| Megaeledone Taki, 1961 (Genus) |
| | | | | | | | | | details |
| Moschites Schneider, 1785 (Genus) |
| | | | | | | | | | details |
| Octopus Cuvier, 1797 (Genus) |
| | | | | | | | | | details |
| Pareledone Robson, 1932 (Genus) |
| | | | | | | | | | details |
| Pinnoctopus Orbigny, 1845 (Genus) |
| | | | | | | | | | details |
| Polypus Schneider, 1784 (Genus) |
| | | | | | | | | | details |
| Pteroctopus Fischer, 1882 (Genus) |
| | | | | | | | | | details |
| Robsonella Adam, 1938 (Genus) |
| | | | | | | | | | details |
| Saeurgus Troschel, 1857 (Genus) |
| | | | | | | | | | details |
| Teretoctopus Robson, 1929 (Genus) |
| | | | | | | | | | details |
| Tetracheledone Voss, 1955 (Genus) |
| | | | | | | | | | details |
| Thaumeledone Robson, 1932 (Genus) |
| | | | | | | | | | details |
| Velodona Chun, 1915 (Genus) |
| | | | | | | | | | details |
| Vosseledone Palacio, 1978 (Genus) |
| | | | | | | | | | details |
| Vulcanoctopus Gonzalez, Guerra, Pascual & Briand, 1998 (Genus) |
| | | | | | | | | | details |