MORPHOLOGY
The descriptions below are on the genus level. For difference between the species we recommend to look at the pictures or look up the original species description.
External characteristics
Forewing length (mm): 14-19.
General morphology:
Antennae longer than half of length of forewing, club white-ringed before apiculus, which is obtuse to moderately hooked, nudum 13-15 segments. Forewing elongate-triangular, termen almost straight to mildly curved, hind margin longer than termen. Hindwing termen well-rounded, inner margin longer than costa.
Wing coloration:
Upper side: Upper side forewing blackish brown, unmarked or with well-developed white hyaline spots including a spot in cell. Upper side hindwing unmarked blackish.
Underside: Underside forewing a bit paler than upper side, particularly in outer half. Underside hindwing as upper side, but may have a series of small white markings from costa to close to basal third of inner margin.
Secondary sexual characters:
In two species the male has a long tuft of hairs on the hind margin on the underside of the forewing.
Species
Three species, extending from India and S. China to the Philippines, Borneo and Java.