1	Hind area of wings with at the base a large sky blue area	2
–	Hind area of wings uniformly dark or turning pale at the base without a distinct large sky blue area	3
2	Wings long, sky blue region not circular, beginning at A6; base of A 1–5 not blue	Orthomeria (Orthomeria) superba (Redtenbacher, 1906)
–	Wings short, base with an almost circular sky blue area which crosses all the anal veins	Orthomeria (Orthomeria) versicolor (Redtenbacher, 1906)
3	short winged species, wings projecting slightly over abdominal tergum 5	4
–	long winged species, wings projecting over abdominal tergum 7	5
4	Costal area of wings with definite orange area	Orthomeria (Orthomeria) forstenii (Haan, 1842)
–	Costal area of wings with a definite blood red area	Orthomeria (Orthomeria) kangi sp. n.
5	Mesonotum more than one and a half times as long as the pronotum	Orthomeria (Orthomeria) pandora (Westwood, 1859)
–	Mesonotum not one and a half times the length of pronotum	6
6	Anterior portion to radial vein of hind wing uniformly yellow. Base of antennae black, thereafter rust coloured	Orthomeria (Orthomeria) smaragdinum (Redtenbacher, 1906)
–	Anterior portion to radial vein of hind wing yellow with black cells. Antennae uniformly black	Orthomeria (Orthomeria) xanti (Redtenbacher, 1906)