Gastrozona Bezzi

David, K. J. & Hancock, D. L., 2017, A new species of Gastrozona Bezzi (Diptera: Tephritidae: Dacinae: Gastrozonini) with an updated key to species from India, Zootaxa 4216 (1), pp. 55-64 : 56

Genus Gastrozona Bezzi

Gastrozona Bezzi, 1913: 105 . Type species: Tephritis fasciventris Macquart

Diagnosis. Head moderately to distinctly higher than long, with 2 pairs of orbital and 3¯4 pairs of frontal setae; ocellar seta vestigial or moderately well developed; face slightly projecting at lower margin; first flagellomere dorsoapically rounded; arista moderately to long-plumose. Scutal and wing pattern often slightly sexually dimorphic, banded; cells bc and c hyaline except base of cell c often fulvous; Male with abdominal tergum II not enlarged or expanded over sides of tergum III; anal papillae present, proctiger larger than epandrium, opaque or hyaline, setulose; posterior lobe of surstylus often longer and broader than anterior lobe, glans of phallus sclerotised, acrophallus sclerotised with two semitubular lobes, praeputium smooth without sculpturing. Female with 2 oblong or club-shaped spermathecae with apical papillae; aculeus elongate, weakly trilobed with two preapical steps and with four pairs of preapical setae. It is similar to genus Paragastrozona Shiraki but the latter differs in possessing fulvous bc and c; broad, flat aculeus tip and mushroom shaped spermatheca.