Keywords: EB1911 Cephalopoda Fig. 38.—Octopodous Cephalopods.jpg en Cephalopoda Fig 38 ”Octopodous Cephalopods from Encyclopædia Britannica 1911 1911-01-01 Encyclopædia Britannica 1911 - Cephalopoda article Hugh Chisholm editor other versions PD-old-70-1923 1911 Encyclopædia Britannica Cephalopoda |