Comprehensive Description

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Trirhithrum albomaculatum (Röder, 1885)

Trirhithrum albomaculatum (Röder)
Ceratitis albo-maculata Röder, 1885: 136.
Wing length=(4.5-)5.0-5.1 mm; Aculeus length=1.48 mm.

Male
Head:
Arista micropubescent. Two pairs frontal setae. Face white or pale yellow. Thorax:
Postpronotal lobe entirely dark. Scutum without silvery-white microtrichose areas. Scutellum disk white in basal third to two-thirds; apical dark area undivided. Anepisternum with a diagonal white stripe covering posterior half; with one seta. Anatergite without a bright silvery spot. Wing:
Pattern distinct. Subbasal and discal crossbands fused posterior to Rs, and cell c extensively hyaline; discal crossband distally aligned with a point within pterostigma and R-M crossvein aligned with edge of discal crossband. Subapical crossband joined to discal crossband; base deep, partly in cell dm. Posterior apical crossband reduced to a short spur. Anal lobe coloured, at most with an indistinct hyaline indentation or narrowly hyaline along margin. No bulla. Legs:
Femora dark. Abdomen:
With distinct silvery microtrichose bands on terga II and IV.
Female
Terminalia:
Aculeus abruptly drawn into a point; spermatheca elongate.
(Description after White et al., 2003)
See description of Trirhithrum albomaculatum (Röder, 1885) in source PDF.

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Creative Commons Attribution Non Commercial Share Alike 3.0 (CC BY-NC-SA 3.0)

© Marc de Meyer, MRAC

Source: Afrotropical Fruitfly Project

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