Rhipidia (Rhipidia) maculata Meigen, 1818

Zhang, Xiao, Li, Yan & Yang, Ding, 2014, A review of the genus Rhipidia Meigen from China, with descriptions of seven new species (Diptera, Limoniidae), Zootaxa 3764 (3), pp. 201-239 : 221-223

Rhipidia (Rhipidia) maculata Meigen, 1818

( Figs. 46–51 )

Rhipidia maculata Meigen, 1818: 153 . Type locality: not given (?near Stolberg [D]).

Dicranomyia duplicata Doane, 1900: 185 Type locality: Tokeland, Wash. ( USA).

Rhipidia pauperior Kuntze, 1920: 421 . Type locality: Zlatoust ( Russia); Chamonix ( France).

Limonia (Rhipidia) maculata lecontei Alexander, 1940: 624 . Type locality: Mt. Leconte, Huffs Lodge, Tennessee ( USA).

Diagnosis. Male antenna with nine bipectinate flagellomeres. Pleuron brown without conspicuous stripe. Wing pale gray with pale brown gray spots; four spots on costal region large and dark; Sc1 ending just distad of origin of Rs; basal section of CuA1 proximad of fork of M. Lobe of gonostylus with six rostral spines.

Description. Male. Body length 7.5 mm, wing length 7.5 mm.

Head (fig. 47). Black, dusted with grayish white. Hairs on head brown. Antenna 1.8 mm long. Scape brown, pedicel brownish yellow, flagellomeres one to eleven pale yellow with basal enlargements and branches brown, terminal flagellomere brown. First flagellomere stout basally; each of flagellomeres two to ten inclusive with two branches which are the longest at fifth or sixth flagellomere and nearly one-half longer than corresponding flagellomere; eleventh flagellomere with single short branch; terminal flagellomere longated, exceeding penultimate. Labellum and palpus brown with brown hairs.

Thorax (fig. 46). General brown, dusted with grayish white. Pronotum brownish yellow. Prescutum brown. Scutum brown, middle area paler, each lobe with a pale yellow spot. Scutellum brown, borders brownish black. Mediotergite brown. Pleuron brown. Hairs on thorax white. Coxae brownish yellow; trochanters yellow; femora and tibiae yellow with tips brown; tarsi brownish yellow. Hairs on legs brown. Wing (fig. 48) pale gray; all cells with pale brown gray spots; four spots on costal region large and dark: over basal of cell Sc, over middle area of cell Sc, over fork of Sc and origin of Rs, and over R2 and tip of R1; veins pale yellow, darker in clouded areas. Venation: Sc1 ending just distad of origin of Rs, Sc2 near its tip; basal section of CuA1 proximad of fork of M. Halter 0.9 mm long, white with knob slightly darker.

Abdomen (fig. 46). Tergites and sternites brownish yellow. Hairs on abdomen white.

Hypopygium (figs. 49–51). Posterior margin of tergite nine gently emarginate. Gonocoxite with a single simple ventromesal lobe. Clasper of gonostylus arched at 2/3 length, suddenly narrowed to an apical spine. Lobe of gonostylus large; rostral prolongation relatively long with six spines immediately beyond midlength. Paramere with mesoapical lobe blackened, tip acute.

Female. Unknown.

Specimens examined. 1 male (CAU), China: Gansu, Xiahe, Zhaxirelu, 2011. VII. 21, Sipei Liu. 1 male (CAU), China: Xinjiang, Aletai, Buerjin,Hemu, 2007. VII. 24, Shan Huo. 1 male (CAU), China: Yunnan, Gongshan (1400m), 2007. V. 13 (light), Xingyue Liu.

Distribution. China (northeast, Gansu, Xinjiang, Yunnan); Canada; USA; Austria; Belgium; Bulgaria; Croatia; Czech Rep.; Denmark; Finland; France; Germany; Great Britain; Hungary; Ireland; Italy; Latvia; Lithuania; Luxembourg; Macedonia; Montenegro; Netherlands; Norway; Poland; Romania; Serbia; Slovakia; Slovenia; Spain; Sweden; Switzerland; Ukraine; Russia; Mongolia; Japan.

Remarks. For descriptions and illustrations of this species, also see Meigen (1818), Doane (1900), Alexander (1919, 1940, 1943, 1967, 1972), Kuntze (1920), Alexander and Byers (1981), Podenas et al. (2006) and Podenas and Gelhaus (2007).

Figures

FIGURES 46 – 48. Rhipidia (Rhipidia) maculata Meigen, 1818. 46: Habitus of male, lateral view; 47: Head of male, lateral view; 48: Wing. Scale bar: 46 = 2.0 mm; 47 = 0.5 mm; 48 = 1.0 mm.

FIGURES 49 – 51. Rhipidia (Rhipidia) maculata Meigen, 1818. 49: Hypopygium, lateral view; 50: Hypopygium, dorsal view; 51: Hypopygium, ventral view. Scale bar: 49 – 51 = 0.2 mm.