Mastigoteuthis magna is a species of whip-lash squid, characterised by a lack of photophores. The skin is heavily pigmented a deep red by a numerous chromatophores.

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  Side view of a club sucker
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  Funnel component of the funnel locking apparatus
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  M. magna

• Joubin, L. 1920. Céphalopodes provenant des Campagnes de la Princesse Alice (1898–1910). 3e Serie. Monaco.

• "CephBase: Mastigoteuthis magna". Archived from the original on 2005-08-17.
• Tree of Life web project: Mastigoteuthis magna