Zimb n. : A large, venomous, two-winged fly, native of Abyssinia. It is allied to the tsetse fly, and, like the latter, is destructive to cattle.

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Taxonomy
Zimb, free encyclopedia, genus, Pangonia, species, creature, food, body, search, Unsourced, Kingdom, Phylum, Family, Subfamily, Ethiopian, Arabic, habits, tsetse fly.

Defination from the web:
zimb, also known as tsaltsalya (Ethiopian) or seriut (Arabic), is any horse-fly of the genus Pangonia found in Ethiopia. The genus is more widespread and contains many species, but only those from this region are given the name "zimb" ...