S. Mahunka szerk.: Folia Entomologica Hungarica 32/2. (Budapest, 1979)

O. suscitatus sp. n. 6 1. Radial vein only approaching tip of wing. r3 somewhat more than twice as long as cuqul (Fig. 23). 2. First tergite as long as wide at hind, strongly broadening behind, its hind end twice wider than its fore base (Fig. 24). 3. Temple below sli wider than eye (Fig. 22). 4. Antenna 21-jointed [6). O. pumilio Wesm. Q_6 1. Radial vein distinctly reaching tip of wing. r3 thrice as long as r2, latter nearly twice as long as cuqul (Fig. 26). 2. First tergite one-quarter longer than wide at hind, faintly broadening behind, its hind end only one-third wider than its base (Fig. 27). 3. Temple somewhat less wide than eye (Fig. 25). 4. Antenna 23-(ő') and 25-27 (<j>) jointed. Opius (Allophlebus) tabificus sp. n. É (Figs. 28-30) Body 1. 6 mm long. Head in dorsal view distinctly twice broader than long (42:20, xlOO), behind eyes rounded; eye 1.4 times longer than temple. Head polished. Temple marFigs. 28-30. Opius (Allophlebus) tabificus sp. n. é: 28= distal part of right fore wing, 29= hind femur, 30 = first tergite. - Figs. 31-33. O. (A. ) staryi Fischer: 31- distal part of right fore wing, 32.= hind femur, 33= first tergite