Monograph of recent cephalopoda based on the collections in the British museum :(Vol.2) Octopoda

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• Monograph of recent cephalopoda based on the collections in the British museum :(Vol.2) Octopoda
  gan: Robson, G. C.
• Monograph of recent cephalopoda based on the collections in the British museum :(Vol.1) Octopodinae
  gan: Robson, G. C.
  Cyhoeddwyd: (1929)
• Sepia
  gan: Tompsett, David H.
  Cyhoeddwyd: (1939)
• Kingdom of octopus
  gan: Lane, Frank W.
• Hand list of mollusca in the Indian museum, Calcutta :(Vol.2) Gastropoda:Prosobranchia-neurobranchia
  gan: Nevill, Geoffroy
  Cyhoeddwyd: (1884)