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cassis |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Proboscidifera \Pro*bos`ci*dif"e*ra\, n. pl [NL. See {Proboscis}, and {-ferous}.] 1. (Zo["o]l.) An extensive division of pectinibranchiate gastropods, including those that have a long retractile proboscis, with the mouth at the end as the cones, whelks, tritons, and cowries. See Illust. of {Gastropoda}, and of {Winkle}. 2. (Zo["o]l.) A subdivision of the t[ae]nioglossate gastropods, including the fig-shells ({Pyrula}), the helmet shells ({Cassis}), the tritons, and allied genera.