Cladotanytarsus nigrovittatus (Goetghebuer)

Puchalski, Mateusz & Giłka, Wojciech, 2017, Cladotanytarsus Kieffer (Diptera: Chironomidae): several distinctive species reviewed on the basis of records from Canada and USA, Zootaxa 4242 (2), pp. 344-358 : 355

Cladotanytarsus nigrovittatus (Goetghebuer)

( Fig. 5 C, D)

Tanytarsus nigrovittatus Goetghebuer, 1922: 41 (adult male, Belgium).

Cladotanytarsus mancus (Walker) : Brundin 1947: 80 (adult male, Sweden); Hirvenoja 1962: 180 (adult male and female, pupa; Finland); Giłka 2001: 319 (adult male, Poland).

Material examined. FINLAND. Inari-Vuopajanniemi, 28 July 2002, 6 males . Lemmenjoki-Njurgalahti , 20 July 2002, 50 males . Menesjärvi near Lemmenjoki, 17 July 2002, 20 males, 29 July 2002, 2 males . Rovaniemi , 13 July 2002, 35 males . Saarijärvi , 14 July 2002, 13 males . Veskoniemi , 19 July 2002, 10 males . POLAND. Delowo near Stężyca, 18 June 2009, 1 male [for other records from Poland, see Giłka (2001)] . SWEDEN. Ångermanälven , 20 July 0 3, 2 males . Bjursås , 18 July 2003, 16 males . Jokkmokk , 21 July 2003, 12 males . Hammerdalssjön , 20 July 2003, 74 males . Malmesjaure , 20 July 2003, 97 males . Rätanssjön , 19 July 2003, 40 males . Sälen (river and fishponds), 1 July 2006, 17 males . Sorsele , 20 July 2003, 22 males. All specimens collected by W. Giłka (deposit in DIZP).

Remarks. This well-known species has already been redescribed in detail, so only photographs of a typical hypopygium are presented to delimit this species among other Cladotanytarsus males with strongly elongate anal points ( Fig. 5 C, D). New records come mainly from lakes in Scandinavia.

Figures

FIGURE 5. Cladotanytarsus conversus (Johannsen, 1932) (A, B) and C. nigrovittatus (Goetghebuer, 1922) (C, D), male. Hypopygium in dorsal (A, C) and ventral aspect (B, D).