acetabulifera definition

  • noun-plural:
    • The unit of Cephalopoda where the arms tend to be furnished with cup-shaped suckers, while the cuttlefishes, squids, and octopus; the Dibranchiata. See cephalopoda.
  • others:
    • A name introduced by D'Orbigny, 1834, as an ordinal term for cephalopods with suckers regarding internal faces of hands, that is, the cuttlefishes, squids, and all various other living cephalopods except the Nautilid√¶. Identical to Cryptodibranchiata and Dibranchiata (which see).

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