calamar

Cal"a*mar, Cal"a*ma*ry, n. Etym: [LL. calamarium inkstand, fr. L. calamus a reed pen: cf. F. calmar, calemar, pen case, calamar.] (Zoöl.) Defn: A cephalopod, belonging to the genus Loligo and related genera. There are many species. They have a sack of inklike fluid which they discharge from the siphon tube, when pursued or alarmed, in order to confuse their enemies. Their shell is a thin horny plate, within the flesh of back, shaped very much like a quill pen. In America they are called squids. See Squid.

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