Dilar spectabilis

Zhang, Wei, Liu, Xingyue, Aspöck, Horst & Aspöck, Ulrike, 2015, Revision of Chinese Dilaridae (Insecta: Neuroptera) (Part III): Species of the genus Dilar Rambur from the southern part of mainland China, Zootaxa 3974 (4), pp. 451-494 : 484

Dilar spectabilis species-group

Diagnosis. This species-group is characterized by the very dark wings and the slenderly elongate male tenth gonocoxites, which submedially have a subtriangular lobe connecting to ninth gonocoxites, and by the male ectoproct generally with a pair of curved unguiform projections at tip.