Elementary text-book of zoology (1884) Elementary text-book of zoology elementarytextbo0101clau Year: 1884 LEPIDOPTERA. 579 the proboscis sheath. The larva? have a distinct head and jnu> (fig. 479). Jam. Pulicidae. Pnli'.i- irrlttms flea of man. The dorsal surface of the male is concave and serves f5.

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