S. Mahunka szerk.: Folia Entomologica Hungarica 64. (Budapest, 2003)

8. Apical band of punctures, measuring subdorsally, extended at most to 1/4 length of 2+3 fused tergites, ventrally and laterally much less (Fig. 4D); scutum weakly sculptured (Fig. 5B); Fl of male almost 2.0 times as long as F2, weakly expanded basally and moderately expanded apically (Fig. 8L) S. ruficornis Hartig, 1840 - Apical band of punctures extended to 1/2-1/3 length of 2+3 fused tergites (Fig. 4C); scutum with stronger sculpture, with raised transverse carinae (Fig. 5C); Fl of male less than 1.5 times as long as F2, weakly expanded apically (Fig. 8M) or apically and basally (Fig. 8N) 9 Fig. 4. Metasoma in lateral view: Synergus umbraculus (A), S. pallicornis (B), S. reinhardi (C), 5. ruficornis (D), S. radiatus (E), S. gallaeponiiforinis (F) Folia ent. hung. 64, 2()0.

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