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): 11-16.
General morphology:
Antennae as long as half of length of forewing, apiculus hooked and not longer than width of club, nudum 12 segments. Forewing rounded-triangular, costa almost straight, termen evenly curved, hind margin longer than termen. Hindwing termen rounded, very slightly protruding at tornus, inner margin longer than costa.
Wing coloration:
Upper side: Upper side forewing dark brown with a complete series of conjoined yellow/ orange discal spots, most of cell yellow/orange extending to costa, well separated from discal spots. Upper side hindwing dark brown with continuous band of yellow/orange discal spots, a separate spot at costa and usually a basal spot in cell.
Underside: Underside similar to upper side, but with strong yellow/ orange super-scaling, particularly so on the hindwing.
Secondary sexual characters:
Generally the male has a brand over the middle of vein 1A+2A on the upper side of the forewing, some species have a discal stigma.
Species
Twenty-six or more species, extending from the NE. Himalayas and Sri Lanka to China, E. Siberia (Amur region), Japan, Taiwan, the Philippines, Sulawesi and Lesser Sunda Islands.