Key to the subspecies of Scutellera nepalensis
1 (2) Ground colour of dorsum blue-green (Figs. 1, 2) (continental South and Southeast Asia and surrounding islands)..................................................................... Scutellera nepalensis nepalensis (Westwood, 1837)
2 (1) Ground colour of dorsum purple (Figs. 11, 12, 15) (Malay Archipelago).. Scutellera nepalensis amethystina (Germar, 1839)