Fig. 98 in Revision of the Oriental species of the genus Sphegina Meigen, 1822 (Diptera: Syrphidae)

Fig. 98. Sphegina (Asiosphegina) vietnamensis sp. nov., holotype, ♂ (A–E), paratype 1 (F) and paratype 2 (G). A. Sternum IV, ventral view. B. Sternum VII, ventral view. C. Left surstylus, lateral view. D. Left superior lobe with associated parts, lateral view. E. Genitalia, right side, lateral view. F–G. Left and right superior lobe, lateral view. Scale bars = 0.5 mm.