Metalimnobia (Metalimnobia) yunnanica Edwards

Mao, Meng & Yang, Ding, 2010, Species of the genus Metalimnobia Matsumura from China (Diptera, Limoniidae), Zootaxa 2344, pp. 1-16 : 5-6

Metalimnobia (Metalimnobia) yunnanica Edwards

( Figs. 2 , 12–15 )

Limonia yunnanica Edwards, 1928: 701 . Type locality: China: SE of Atuntzu and Kari (Yunnan).

Diagnosis. Femora brown with one black ring at tip, broader than subapical yellow ring. Wing brownish hyaline, with dark brown spots at origin and fork of Rs and each side of stigma. Paramere long and slender, inner margin almost straight, tip of paramere flattened, with some short hairs.

Description. Male. Body length 9.5–12.0 mm, wing 12.0–15.0 mm.

Head. Yellowish brown except vertex and dorsal surface of rostrum brownish black. One small median tubercle between eyes. Hairs on head black. Antenna 1.7–2.0 mm. Scape and pedicel brownish yellow, flagellomeres black, suboval to subcylindrical, apical segments elongate, verticils considerably longer than segments. Proboscis and palpus black with black hairs.

Thorax. General yellow. Pronotum brownish yellow except dorsal surface brownish black. Prescutum brownish yellow with four blackish brown stripes, median pair long. Median region of scutum brownish yellow, lobes blackish brown. Scutellum and mediotergite brownish yellow except lateral parts dark brown. Pleura yellow. Hairs on thorax black. Coxae yellow; trochanters yellow with inner tip black; femora brown with one black ring at tip, broader than subapical yellow ring; tibiae brown with tips black; tarsi black. Hairs on legs black.

Wing ( Fig. 2 ) brownish hyaline, with dark brown spots at origin and fork of Rs and each side of stigma; stigma yellowish. Sc1 short, ending just beyond fork of Rs, Sc2 longer than Sc1, m-cu almost at fork of M. Halter 1.5–1.7 mm long, black except base of stem yellow.

Abdomen. Tergites 1–8 brownish yellow on anterior half, brownish black on posterior half; tergite 9 brownish yellow. Sternites 1–4 brownish yellow, sternites 5–8 brownish black, sternite 9 brownish yellow. Hairs on abdomen black.

Hypopygium ( Figs. 12–15 ). Posterior margin of tergite 9 ( Fig. 12 ) emarginate, each lobe with several hairs. Gonocoxite with broad ventromesal lobe. Outer gonostylus ( Fig. 13 ) broad, moderately arched, gradually narrowing to apex. Inner gonostylus ( Fig. 13 ) divided into three lobes, innermost lobe long and slender, with short hairs at inner margin; dorsal fleshy lobe subteres with long hairs; ventral fleshy lobe subglobular with long hairs. Paramere ( Fig. 14 ) long and slender, inner margin almost straight, tip of paramere flattened, with some short hairs.

Female. Unknown.

Specimens examined. 1 male, Yunnan: Gongshan (1400 m), 27°44΄27ʺN 98°39΄57ʺE, 2007. V. 17, Xingyue Liu. 1 male, Yunnan: Gongshan (1100 m), 27°44΄27ʺN 98°39΄57ʺE, 2007. V. 14, Xingyue Liu. 1 male, Yunnan: Gongshan (1400 m), 27°44΄27ʺN 98°39΄57ʺE, 2007. V. 13, Xingyue Liu. 1 male, Yunnan: Jinping (1100 m), 22°47΄32ʺN 103°05΄12ʺE, 2006. V. 18, Junhua Zhang.

Distribution. China (Yunnan).

Figures

FIGURES 1 – 7. Wing (male). 1. Metalimnobia (Metalimnobia) bifasciata (Schrank, 1781); 2. Metalimnobia (Metalimnobia) yunnanica (Edwards, 1928); 3. Metalimnobia (Metalimnobia) quadrimaculata (Linnaeus, 1760); 4. Metalimnobia (Metalimnobia) impubis sp. nov; 5. Metalimnobia (Metalimnobia) rectangularis sp. nov.; 6. Metalimnobia (Metalimnobia) quadrinotata (Meigen, 1818); 7. Metalimnobia (Metalimnobia) tenua Savchenko, 1976.

FIGURES 12 – 15. Metalimnobia (Metalimnobia) yunnanica (Edwards, 1928) Male. 12. Ninth tergite, dorsal view; 13. gonostylus, dorsal view; 14. hypopygium, dorsal view; 9 t = ninth tergite, aed = aedeagus, gx = gonocoxite, ig = inner gonostylus, og = outer gonostylus, par = paramere; 15. hypopygium, ventral view, 9 s = ninth sternite.