dioecia

Di*oe"ci*a, n. pl. Etym: [NL., fr. Gr. 1. (Bot.) Defn: A Linnæan class of plants having the stamens and pistils on different plants. 2. (Zoöl.) Defn: A subclass of gastropod mollusks in which the sexes are separate. It includes most of the large marine species, like the conchs, cones, and cowries.

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