Cladopelma virescens (Meigen)

(Figs 9–11)

Chironomus virescens Meigen, 1818: 23 .

Not Chironomus (Chironomus) virescens (Meigen) sensu Edwards (1929: 391) . Tendipes (Harnischia) virescens (Meigen); Goetghebuer (1937–54: 49).

Cryptocladopelma virescens (Meigen); Brundin (1949: 742), Reiss (1968b: 198), Pinder (1978: 118), Albu (1980: 123). Cladopelma virescens (Meigen); Wang et al. (1991: 13), Wang (2000: 643).

Material examined: CHINA: Tianjin Municipality, 3 males, 3.v.1979, sweep net, X. Wang; Tianjin Municipality, Duliujianhe River, 1 male, 12.vi.1985, sweep net, X. Wang; Hebei Province, Qinhuangdao City, 3 males, 4.vi.1985, light trap, X. Wang; Hebei Province, Chicheng County, Lvhepu and Yunchou Reservoirs, 2 males, 21.vii.2001, sweep net, Y. Guo, S. Hao and Y. Du; Neimenggu Autonomous Region, Alashanzuoqi, Bayanhaote Town, 6 males, 31.vii.1987 & 7.viii.1987, light trap, X. Wang; Ningxia Province, Guyuan County, 1 male, 8.iv.1987, sweep net, X. Wang; Xinjiang Autonomous Region, Kuerle City, Yingxia Town, Taiyangdao, 3 males, 26.viii.2002, light trap, H. Tang.

Diagnostic characters: The species can be distinguished from other Cladopelma species by having anal point flanked by processes bearing numerous strong setae and covered by microtrichia, and anal tergite bands being H-shaped.

Distribution: The species is widespread in the Palaearctic region (Saether et al. 2000).

Remarks: The European specimens described by species Goetghebuer (1937: 54) differs from the Chinese specimens by having a higher antennal ratio (2.5 as opposed to 1.98).