Heterosmylus limulus Yang, 1987

Dong, Min, Xu, Han, Wang, Yongjie, Jia, Chunfeng & Liu, Zhiqi, 2016, Revision of the genus Heterosmylus Krueger, 1913 from China (Neuroptera, Osmylidae), ZooKeys 637, pp. 107-128 : 115

Heterosmylus limulus Yang, 1987 Figs 14, 15-20

Material examined.

Holotype Male, CHINA: Tibet: Yadong, [27°31'N, 88°55'E], 24.viii.1978, leg. Fasheng Li. [Verbatim label data (translated from Chinese)]: CHINA: Tibet, Yadong/ 24.viii.1978/ Fasheng Li/ CAU. 1 male, same data as Holotype. 1 female, China: Tibet: Yadong, 30.viii.1984, leg. Yongxiang Zhao.

Diagnosis.

Pronotum with two yellow stripes in middle, an oblique brown mark presenting from the pterostigma to the posterior outer margin of forewing; base of mediuncus slender and apex dilated as lobe-shape in lateral view.

Redescription.

Body length 8.0 mm. Head. Vertex dark brown, frons brown. Ocelli yellowish, eyes dark grey. Antennae brown, encircled by a yellowish stripe at base. Clypeus yellow, maxillary palpi and labial palpi dark brown. Thorax. Dark brown. Pronotum with two light yellow stripes medially; mesonotum brown at anterior part with black setae. Wings (Fig. 14). Forewing length 16-17 mm, width 5-6 mm; membrane hyaline, veins brown; pterostigma yellow, but brown on both sides; an oblique brown stripe presenting from the pterostigma to the posterior outer margin; Cu with four brown spots. Outer gradate series of cross-veins and wing margin bordered with fuscous spots. Rs with 13-15 branches. Hind wing length 13-14 mm, width 4-5 mm; membrane hyaline with some light brown spots between Sc and R1.

Male Terminalia (Figs 15-18). Ectoproct quadrate in lateral view; gonarcus rod-like in lateral view, distal part upswept and relatively small; mediuncus fused at base and curved into C-shape in lateral view; the base slender and apex dilated as lobe-shape in lateral view.

Female Terminalia (Figs 19-20). Ectoproct approximately oblong in lateral view; 9th gonocoxite fusiform in lateral view; 9th gonostylus brown and small; spermathecae bent into C-shape.

Distribution.

China (Tibet).