Kentrochrysalis sieversi
Habitus: Hindwing with vein M2 arising before centre of cell (cross-vein m1-m2 shorter than m2-m3); veins Rs, M1 longer stalked than in Kentrochrysalis streckeri. Antenna without a large brown patch as in Kentrochrysalis streckeri, the segments only weakly dilated laterally compared with Kentrochrysalis streckeri; fasciculated cilia of distal segments shorter than in Kentrochrysalis streckeri.Pilifer with scales and some bristles. Palpus not hairy, unlike Kentrochrysalis streckeri.
Male genitalia: Uncus more abruptly narrowed and curved than in Kentrochrysalis streckeri. Gnathos very broad, truncate, the sides obtusely dentate. Valve widest near base, the inner surface with long, thin scales. Harpe very large, basally reaching close to the dorsal margin of the valve, and ventro-distally to its apex; the ventral finger-like process short, above it is a pointed triangular, upcurved process; the baso-dorsal part of the harpe has large teeth. Phallus similar to that of Kentrochrysalis streckeri, but the hook longer.