Forcipomyia (Lepidohelea) qinlingensis, Han & Li & Hou, 2015

Han, Xiaojing, Li, Xiaofei & Hou, Xiaohui, 2015, A new species of the genus Forcipomyia (Lepidohelea) (Diptera: Ceratopogonidae) in China, Florida Entomologist 98 (2), pp. 759-761 : 759-760

Forcipomyia (Lepidohelea) qinlingensis sp. nov. ( Fig. 1 ).

DIAGNOSIS

The species of the subgenus Lepidohelea Kieffer is known by fore and mid femora light brown, hind femora brown, fore and mid tibiae

1 Zunyi Medical University, Zunyi, Guizhou, 563099, P. R. China light brown with light rings near base, hind tibia brown except near base, and extreme apex pale .

DESCRIPTION

Male. Head dark brown. Eyes bare, broadly abutting medially, shorter than length of 1 ommatidia. Antenna ( Fig. 1A ) with lengths of flagellar segments in proportion of 7:6:6:6:6:6:6:6:7:18:14:11:12, total length 1.11 mm; AR 1.27. Palpus ( Fig. 1B ) dark brown, lengths of segments in proportion of 5:5:10:4:5; 3rd segment moderately swollen at base, with deep sensory pit at swollen portion opening by rounded pore, there are numbers of sensilla chaeticae in pit; 4th and 5th segments separated; PR 3.33.

Thorax. Brown. Scutum dark brown, without pattern. Legs ( Fig. 1C ) brown; fore and mid femora light brown, hind femora brown; fore and mid tibiae light brown with light rings at base, hind tibia brown except its base and extreme apex pale; hind tibial comb with two rows of spines, apical row with 7 spines, subapical row with 20 spines; foreleg with lengths of F-T in proportion of 50:48:23:14:10:9:6, TR 1.64; mid-leg with lengths of F-T in proportion of 59:62:18:25:14:9:6, TR 0.72; hind leg with lengths of F-T in proportion of 61:69:19:24:15:10:7, TR 0.79; claws slender, curved; empodia present. Wing ( Fig. 1D ) brownish, with abundant dense macrotrichiae, darker anteriorly, cells r 1 ill-developed, r 2 well-developed, oval; light brown spots covering cells r 2, r 5, cu 1 and m 4; wing length 1.5 mm; width 0.43 mm; CR 0.44.

Abdomen. Tergites 2–8 brown with lateral pale patches and dense spines. Genitalia ( Fig. 1F ): Tergite 9 short, not extending to apex of gonocoxite, caudal margin rounded; cercus short, extending beyond margin of tergite 9; sternite 9 broad, with apicolateral processes and median excavation. Gonocoxite moderately stout, about 2 times longer than maximum width, yellowish brown except its middle part pale, with apical spines; gonostylus pale, slightly shorter than gonocoxite, nearly straight, tip barely curved. Parameres disconnected at base, with 2 branches nearly parallel. Aedeagus ( Fig. 1E ) triangular, fused extending to ½ of total length, distal process resembling a stigma of female flowers, obtuse at apex.

FEMALE

Unknown.

DISTRIBUTION

China (Shaanxi Province).

TYPE

HOLOTYPE, 1 male, CHINA, Shaanxi Province, Qinling Mountains, vicinity of Taibai , 23-VIII-2013, leg. Xiaohui Hou.

REMARKS

This new species is similar to F. qionghaiensis Liu et Yu, 2001 , but its adult differs clearly in 3rd segment of palpus swollen at the basal half, sensory pit in swollen portion, 4th and 5th segments separated; aedeagus with distal process thickened resembling a stigma of a female flower and branches of paramere nearly parallel.

ETYMOLOGY

The species is named for its type locality, the Qinling Mountains.

Figures

Fig. 1. Forcipomyia (Lepidohelea) qinlingensis sp. nov., male; A: antenna; B: palpus; C: legs; D: wing; E: aedeagus; F: hypopygium, ventral view.