Barsine flavicollis subgroup

Diagnosis. The subgroup is characterized by shortly bipectinate antennae in males, white forewing coloration without pattern (only the basal part of forewing costa is blackish), short basal saccular process, unilobate distal saccular process, and the vesica structure: the 1 st medial diverticulum is broad and membranous and the 2 nd medial diverticulum is narrow and weakly granulated.