Variety: any departure from the normal type of a species which, while retaining the specific characters, is yet recognizably different because of climatic, seasonal or other influences; may occur with the type form or as a geographical race.
Variola: a deep, rounded impression with defined edges.
Variolate -ose: with large, rounded impressions like pock-marks.
Vas deferens: = vasa deferentia, q.v.
Vasa deferentia: tubes from the seminal vesicles or testes of each side, which usually unite into a single ductus ejaculatorius; q.v.
Vasa varicosa: the malpighian tubules.
Vascular: relating to the blood-vessels or circulatory system.
Vasiform orifice: in Aleurodidae, an ovate, triangular or semicircular opening on the dorsum of the last abdominal segment.
Veinlets: in Orthoptera, are the minute transverse ribs or ridges between the longitudinal veins.
Veins: the chitinous, rod-like structures supporting the wings, and especially those extending longitudinally from base to the outer margin nerves nervures; nervules.