Rheotanytarsus acerbus (Johannsen)

Tanytarsus (Rheotanytarsus) acerbus Johannsen 1932: 547 (Fig. 37)

Rheotanytarsus acerbus (Johannsen) Chaudhuri, Datta & Mazumdar 1994: 151 (Fig. 1), Kyerematen, Andersen & Saether 2000: 236 (Figs. 2 D–G), Wang & Zheng 1993: 91 (Figs. 5–6).

Material examined. 4 males, CHINA, Taiwan Province, Taipei City, Kuandu, Wetland. 20. X. 1988, Leg. C. J. W. Maa. 2 males, CHINA, Guangdong Province, Fengkai Country, Heishiding Natural Conservation, IV. 19. 1988. Light trap, Leg. X. Wang.

Rheotanytarsus acerbus (Johannsen) is described in detail by Kyerematen, Andersen & Saether 2000.

Distribution. The species was described by Johannsen in 1932 based on the specimen collected in Sumatra, Indonesia. The species has a typical oriental distribution, including records from West Bengual in India by Chaudhuri et al. and southern China (Guangdong and Taiwan provinces).