Dasyhelea pallidiventris (Goetghebuer)

Tetraphora pallidiventris Goetghebuer, 1931: 211 (female, Germany).

Dasyhelea pallidiventris: Szadziewski 1986: 43 (male, female, syn.: = olivacea; Germany, Poland); Tóthová et al. 2004b: 146 (Czech Republic); Dominiak & Szadziewski 2006: 5 (Poland).

Dasyhelea olivacea Remm, 1962: 117 (male, female; Estonia); Remm 1966: 58 (Lithuania); Remm 1967: 16 (Azerbaijan, Georgia); Remm & Zhogolev 1968: 832 (Ukraine: Crimea); Remm 1979: 49 (Estonia); Szadziewski 1983: 66 (Poland).

Dasyhelea versicolor: Remm 1979: 50 (syn.: = olivacea, Estonia). Nec D. versicolor (Winnertz, 1852) .

New country records. Finland. Iljoki, 13 July 2002, 1 male, leg. W. Giłka. Sweden. Norrtälje, 17 July 2003, 3 males, leg. W. Giłka. North Korea. Near Pyongyang, 13 June 1981, 3 males, 2 females, leg. W. Krzemiński. Near Sariwon, 18 June 1981, 1 female, leg. W. Krzemiński.

Distribution and biology. This mainly western Palaearctic arboreal species has been reported from Estonia, Lithuania, Germany, Poland, Czech Republic, Ukraine (Crimea), Sweden, Finland, Georgia, Azerbaijan, North Korea.

Discussion. The larvae live in saline habitats and in mud along lake margins (present observations).