cephalopod

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cephalopod

(sĕf′ə-lə-pŏd′)
n.
Any of various carnivorous marine mollusks of the class Cephalopoda, having a large head, a mouth with a chitinous beak surrounded by arms or tentacles, and in most species, an ink sac containing a dark fluid used for defense, and including the octopuses, squids, cuttlefishes, and nautiluses.

ceph·a·lo·pod′ adj.

cephalopod

any member of the class Cephalopoda containing molluscs such as squids (10 arms) and octopuses (8 arms). They have a well-developed brain, eyes very similar to vertebrate eyes (an example of CONVERGENCE), and are capable of rapidly changing colour through the possession of CHROMATOPHORES.
References in periodicals archive ?
Primary types in the collection of molluscs in the KwaZulu-Natal Museum: Scaphopoda and Cephalopoda.
All the primary types of Scaphopoda and Cephalopoda deposited in the KwaZulu-Natal Museum were collected from the South African coast near Port Shepstone (prior to 1903) and Tongaat (in 1909) by Henry Burnup.
Mollusca (mainly Cephalopoda and Gastropoda) played a more secondary role in the diet of S.
4 (Gasterosteus aculeatus) Squids and octopus: class Cephalopoda Squid and octopus, unidentified 5.
Insecta and Araneae, Cephalopoda, Teleostei, and Ctenophora) and were therefore placed into the "other" category for characterizing zooplankton community composition.
Mitre squid, Uroteuthis chinensis Gray, belonging to Cephalopoda, Teuthoidea, Loliginidae, and Uroteuthis, is a warm-water near-shore species, and one of the most productive Cephalopoda.