FIGURE 2. Male terminalia. A. T. sylvatica, dorsal view. B. T. sylvatica, ventral view. C. T. obirata, dorsal view. D. T. obirata, ventral view. E. T in A review of the European species of the genus Tetragoneura Winnertz (Diptera: Mycetophilidae)

FIGURE 2. Male terminalia. A. T. sylvatica, dorsal view. B. T. sylvatica, ventral view. C. T. obirata, dorsal view. D. T. obirata, ventral view. E. T. ruuhijarvii sp.n., dorsal view. F. T. ruuhijarvii sp. n., ventral view. Scale bars = 0.2 mm. Abbreviations: ca = complementary appendage, cerc = cercus, gc = gonocoxite, gst = gonostylus, tg = tergite, sap = subapical process, sml = submedian lobe.