Dilar

Zhang, Wei, Liu, Xingyue, Aspöck, Horst & Aspöck, Ulrike, 2014, Revision of Chinese Dilaridae (Insecta: Neuroptera) (Part II): Species of the genus Dilar Rambur from Tibet, Zootaxa 3878 (6), pp. 551-562 : 552

Key to males of Dilar from Tibet

1. Forewing with many dark stripes mostly connected with each other ( Fig. 3 ); male tenth gonocoxites inflated medially in dorsal view ( Fig. 12 )..................................................................... D. tibetanus Yang

- Forewing with scattered small markings, which are isolated from each other ( Figs. 1, 2 ); male with tenth gonocoxites not inflated medially in dorsal view ( Figs. 4 , 8 )................................................................. 2

2. Male tenth gonocoxites slenderly elongate in dorsal view; gonarcus slenderly beam-shaped in dorsal view ( Fig. 4 ).................................................................................. D. geometroides Aspöck & Aspöck

- Male tenth gonocoxites rather short in dorsal view; gonarcus with a pair of elongate spinous projections extended laterally in dorsal view ( Fig. 8 ).................................................................... D. harmandi (Navás)

Figures

FIGURES 1 – 3. Adults of Dilar spp. 1. D. geometroides Aspöck & Aspöck, male from Tibet; 2. D. harmandi (Navás), male from Tibet; 3. D. tibetanus Yang, male holotype. Scale bars: 1.0 mm.

FIGURES 12 – 15. Dilar tibetanus Yang. 12. Male genitalia, dorsal view; 13. Male genitalia, ventral view; 14. Male genitalia, lateral view; 15. Male ectoproct, caudal view. Scale bars: 0.5 mm.

FIGURES 4 – 7. Dilar geometroides Aspöck & Aspöck. 4. Male genitalia, dorsal view; 5. Male genitalia, ventral view; 6. Male genitalia, lateral view; 7. Male ectoproct, caudal view. e: ectoproct; g: gonarcus = eleventh gonocoxites; gx 9: ninth gonocoxite; gx 10: tenth gonocoxite; hi: hypandrium internum; S 9: sternite 9; T 9: tergite 9. Scale bars: 0.5 mm.

FIGURES 8 – 11. Dilar harmandi (Navás). 8. Male genitalia, dorsal view; 9. Male genitalia, ventral view; 10. Male genitalia, lateral view; 11. Male ectoproct, caudal view. Scale bars: 0.5 mm.