S. Mahunka szerk.: Folia Entomologica Hungarica 60. (Budapest, 1999)

8. Clypeus entirely black 9. Clypeus with at least anterior 1/2 white; anterior margin of clypeus with an extremely shallow, triangular emargination, the middle of which sometimes with a rather indistinct incision; postocellar area broader than long as 5:4; antennái segments 3 and 4 as 6:5; apical half of fore wings somewhat infumate N. indobirmanus Malaise, 1944 9. Metatibia with black markings in female, but with ferruginous markings in male 10. Metatibia whitish entirely in both sexes; (inner margin of eyes distinctly converging downwards; clypeus impunctate, tarsal claw with subapical tooth equal to apical one, tegula whitish, post- and circumocellar furrows distinct) N. laevis (Konow, 1898) 10. Pit anterior to median ocellus absent, postocellar area longer than broad 11. Pit anterior to median ocellus shallowly indicated, postocellar area as long as broad; (inner margins of eyes subparallel; clypeus distinctly punctured; apical half of tibiae black, mesoscutellum impunctate, tarsal claw with subapical tooth equal to apical one) N. caeruleiceps (Cameron, 1899) 11. Tarsal claw with subapical tooth shorter than apical one, postocellar area longer than broad as 3:2, lateral furrows reduced to a punctiform pit behind each ocellus and imperceptibly finely curved to reach hind margin of head, antennái segment 3 slightly longer than 4 N. basilineatus (Cameron, 1907) Tarsal claw with subapical tooth longer than apical one, postocellar area longer than broad as 5:4, lateral furrows reaching to hind margin of head, antennái segment 3 distinctly longer than 4 N. fuscinervis (Cameron, 1899) 12. Antennái segment 3 shorter than 4, scape and pedicel whitish, pedicel shorter than its apical width, malar space linear N. speciosus Malaise, 1944 Antennái segment 3 longer than 4, scape and pedicel black, pedicel longer than its apical width, malar space 0.3 x diameter of median ocellus N. pilicornis (Cameron, 1899) Acknowledgements — The authors are deeply indebted to Dr. D. R. Smith, U. S. Department of Agriculture, Washington, D. C, for his valuable suggestions. Financial assistance rendered by USDA, Washington, in collaboration with ICAR, New Delhi, is also acknowledged with thankfulness. REFERENCES Benson, R. B. (1935): A collection of sawflies (Hymenoptera, Symphyta) from Java. — Zoöl. Meded. Leiden, 18: 167-180. Cameron, P. (1888): Descriptions of twenty three new species of Hymenoptera. — Mem. Proc. Manchr. lit. phil. Soc. 4(1): 159-183. Cameron, P. (1899): Hymenoptera Orientalia, or contributions to a knowledge of Hymenoptera of the Oriental Zoological Region Part VIII. The Hymenoptera of Khasia Hills. First paper. — Mem. Proc. Manchr. lit. phil. Soc. 43(3): 1-50.