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Cephalopod vs Hectocotylus - What's the difference?

cephalopod | hectocotylus |

As nouns the difference between cephalopod and hectocotylus

is that cephalopod is any mollusc, of the class Cephalopoda, which includes squid, cuttlefish, octopus, nautiloids etc while hectocotylus is a modified arm of any of several male cephalopods that functions as a reproductive organ by transfering sperm to the mantle of the female.

cephalopod

English

Noun

(wikipedia cephalopod) (en noun)
  • Any mollusc, of the class Cephalopoda, which includes squid, cuttlefish, octopus, nautiloids etc.

    • hectocotylus

    English

    Noun

    (wikipedia hectocotylus) (hectocotyli)
  • (biology) A modified arm of any of several male cephalopods that functions as a reproductive organ by transfering sperm to the mantle of the female