from The Century Dictionary.

  • A name introduced by D'Orbigny, 1834, as an ordinal term for the cephalopods with suckers on the inner faces of the arms, that is, the cuttlefishes, squids, and all other living cephalopods except the Nautilidæ. Same as Cryptodibranchiata and Dibranchiata (which see).

from the GNU version of the Collaborative International Dictionary of English.

  • noun plural (Zoöl.) The division of Cephalopoda in which the arms are furnished with cup-shaped suckers, as the cuttlefishes, squids, and octopus; the Dibranchiata. See cephalopoda.


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