84a. Papilio slateri hainanensis (Chou, 1994)

Chilasa slateri hainanensis Chou, 1994; Monographia Rhopalocerorum Sinensium, 1: 122; 2: 750, f 3; TL: ‘Hainan’.

Distribution: found in lowlands of S. to S.E. Yunnan; also found in S. to S.E. China and N. Vietnam.

Note: Chilasa slateri hainanensis Chou, 1994 is regarded as a valid subspecies based on wing morphology, especially the hindwing submarginal spots. Populations from Hainan, Guangxi, and N. Vietnam are all of the same subspecies, and the populations in Yunnan are treated as belonging to this taxon.