knobbed argonaut (Argonauta nodosa)

Query: octopus

Result: 249^th of 344

Subject:	knobbed argonaut (Argonauta nodosa)
Poster:	Wiki Photos (---@---.---)

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knobbed argonaut (Argonauta nodosa)

English: A shell of female pelagic cephalopod Argonauta nodosa which serves as an eggcase. A drawing by Niccolò Gualtieri (1742).
Русский: Раковина самки пелагического головоногого моллюска Argonauta nodosa, выступающая в роли выводковой камеры. Рисунок Никколо Гуалтиери (1742)
Date 1742
Source Index Testarum Conchyliorum (1742) of Niccolò Gualtieri.
Author Niccolò Gualtieri
Source: https://commons.wikimedia.org/wiki/File:Argonauta-nodosa-001.jpg

Argonauta nodosa, also known as the knobby or knobbed argonaut, is a species of pelagic octopus. The female of the species, like all argonauts, creates a paper-thin eggcase that coils around the octopus much like the way a nautilus lives in its shell (hence the name paper nautilus).

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