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The scientific name Octopoda was first coined and given as the order of octopuses in 1818 by English biologist William Elford Leach, [131] who classified them as Octopoida the previous year. [2] The Octopoda consists of around 300 known species [ 132 ] and were historically divided into two suborders, the Incirrina and the Cirrina. [ 38 ]
Octopus is the largest genus of octopuses, comprising about 100 species.These species are widespread throughout the world's oceans. Many species formerly placed in the genus Octopus are now assigned to other genera within the family.
The common octopus (Octopus vulgaris) is a mollusk belonging to the class Cephalopoda. Octopus vulgaris is one of the most studied of all octopus species, and also one of the most intelligent. It ranges from the eastern Atlantic, extends from the Mediterranean Sea and the southern coast of England , to the southern coast of South Africa.
Octopus Cuvier, 1798 (99 species) Paroctopus Naef, 1923 (3 species) Pinnoctopus d'Orbigny, 1845 (2 species) Pteroctopus P. Fischer, 1882 (6 species) Robsonella Adam, 1938 (2 species) Scaeurgus Troschel, 1857 (5 species) Teretoctopus Robson, 1929 (2 species) Thaumoctopus Norman & Hochberg, 2005 (monotypic) Wunderpus Hochberg, Norman & Finn, 2006 ...
The only other possible contender for the largest species of octopus is the seven-arm octopus (Haliphron atlanticus), based on a 61-kilogram (134-pound), incomplete carcass estimated to have a live mass of 75 kg (165 lb).
East Pacific red octopus, rescued from a gull near Los Osos, California. Octopus rubescens (commonly the East Pacific red octopus which is a Cephalopod, and also known as the ruby octopus, a preferred common name due to the abundance of octopus species colloquially known as red octopus [1]) is the most commonly occurring shallow-water octopus on much of the North American West Coast and a ...
Scientists have discovered what may be a completely new species of octopus-- and it's absolutely adorable.. On February 27th, the National Oceanic and Atmospheric Administration launched an ...
Of its names, "argonaut" means "sailor of the Argo". [3] "Paper nautilus" is derived from the Greek ναυτίλος nautílos, which literally means "sailor", as paper nautili were thought to use two of their arms as sails. [4] This is not the case, as argonauts swim by expelling water through their funnels. [5]