Simulium (Simulium) nakhonense Takaoka & Suzuki, 1984

Simulium (Simulium) nakhonense Takaoka & Suzuki, 1984: 33 –37 (Female, male, pupa and larva).

Distribution. Thailand, China (Hainan) and Vietnam (Bac Giang, Bac Thai, Ha Tay, Lang Son and Yen Bai). Remarks. Simulium (S.) nakhonense was originally described from Thailand (Takaoka and Suzuki 1984). This species was recorded from five provinces in northern Vietnam by Pham (1998, 1999).