WAmphioctopus fangsiao
WAmphitretus
WArgonauta cornuta
WArgonauta joanneus
WArgonauta nouryi
WArgonauta pacifica
WArgonautidae
WArgonautoidea
WBathypolypus
WBathypolypus valdiviae
WBentheledone
WBlue-lined octopus
WCallistoctopus
WCirrina
WCirroctopus
WCirroteuthidae
WCirrothauma magna
WCirrothauma murrayi
WCommon blanket octopus
WEledone
WEledone schultzei
WEnteroctopus magnificus
WEnteroctopus zealandicus
WGlass octopus
WGraneledone boreopacifica
WGrimpoteuthis bathynectes
WGrimpoteuthis innominata
WGrimpoteuthis pacifica
WGrimpoteuthis plena
WGrimpoteuthis umbellata
WIncirrata
WKeuppia
WMizuhobaris
WMuusoctopus
WOctopodidae
WOctopus kaurna
WOctopus oculifer
WOctopus pallidus
WPalaeoctopus
WPareledone
WPinnoctopus
WPohlsepia
WProteroctopus
WPteroctopus
WRobsonella
WScaeurgus
WStauroteuthis
WTelescope octopus