Fig. 83 in Revision of the Oriental species of the genus Sphegina Meigen, 1822 (Diptera: Syrphidae)

Fig. 83. Sphegina (Asiosphegina) spathigera sp. nov., holotype, ♂. A. Posterior part of sternum IV, ventral view. B. Left surstylus, lateral view. C. Left superior lobe with associated parts, lateral view. D. Genitalia, right side, lateral view. Scale bars = 0.5 mm.