Rhodambulyx hainanensis Brechlin, 2001, Nachr. entomol. Ver. Apollo, N.F. 22(3): 145. Type locality: China, Hainan Island, Wuzhi Shan, 1500m, 18°53'N 109°43'E.
This species flies at altitude (1500m) during early spring in the isolated warm temperate mountains of Hainan.
China: 22.ii-8.iv (Hainan, Wuzhi Shan).
Larval hostplants. Unknown.
China: Hainan (Wuzhi Shan, 1500m).
Endemic to the mountains of Hainan Island, China.