Metaepisternum see metepisternum

metaerucism n. [Gr. meta, after; L. eruca, caterpillar] (ARTHRO: Insecta) Poisoning by larval setae on cocoons, etc. see lepidopterism.

metafemale n. [Gr. meta, after; L. femella, little woman] (ARTHRO: Insecta) In Diptera, an individual with 3 X-chromo-somes and 2 sets of autosomes; found in Drosophila.

metagastric lobe or area (ARTHRO: Crustacea) In Decapoda, the posterior division of the gastric region of the carapace; sometimes ill-defined.

metagenesis n. [Gr. meta, after; genesis, beginning] Alternation of sexual and asexual reproduction in the life cycle of certain animals; alternation of generations. see heterogenesis.

metagnath n. [Gr. meta, change of; gnathos, jaw] (ARTHRO: Insecta) Those insects with biting mandibles when young and sucking mouth parts as adults. see menognath, Me-norhyncha.

metagonia n. [Gr. meta, after; gonia, angle] (ARTHRO: In-

secta) The anal angle of a wing.

metagynous a. [Gr. meta, after; gyne, female] (ANN: Oli-gochaeta) Having the ovaries only in segment xiii or a ho-moeotic segment.

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