Tachycines (Tachycines) xiai, Qin & Wang & Liu & Li, 2018

Qin, Yanyan, Wang, Hanqiang, Liu, Xianwei & Li, Kai, 2018, Divided the genus Tachycines Adelung (Orthoptera, Rhaphidophoridae: Aemodogryllinae; Aemodogryllini) from China, Zootaxa 4374 (4), pp. 451-475 : 462

8. Tachycines (Tachycines) xiai sp. nov.

( Fig. 23 )

Description. Male. Body medium sized. Vertex of head divided into conical tubercles. Legs elongate and slender; fore femora about 1.9–2.0 times as long as the pronotum, beneath unarmed, internal genicular lobe with a small spine, external genicular lobe with 1 elongate movable spur; fore tibiae ventrally with 2 external and 1 internal spur(s). Mid femora with an elongate movable spur on the internal and genicular lobe, ventrally unarmed; mid tibiae beneath with 1 external and 1 internal spur. Hind femora ventrally with 3 inner spines and without outer spines; hind tibiae above with 50–60 outer and inter spines respectively, arrange in groups. Super internal spur of hind tibia not exceeding the dorso-apical spine of metatarsus. Hind metatarsus keeled beneath. Male Epiphallus of male genitalia like the shape of “A”, the upper end of epiphallus acute ( Fig. 23 ).

Female. Unknown.

Coloration. Body dark brown with light stripes. Legs with black annular stripes. Face without dark longitudinal stripes.

Measurements. (length in mm) Body ♂ 19.0; pronotum ♂ 5.5; fore femora ♂ 10.5; hind femora ♂ 18.5.

Material examined. Holotype, 1♂, Qingliangfeng , Zhejiang, 2009-VII-20, collected by Yin Zi-Wei ; paratype, 1♂, same data as the holotype .

Distribution. China (Zhejiang).

Diagnosis. This species is rather similar to T. (T.) transversus sp. nov., but differs from the latter in that: frons without distinctly dark longitudinal stripes; epiphallus of male genitalia like the shape of “A”, the upper end acute.

Etymology. The specific epithet is in honour of Prof. Xia Kai-Ling.

Figures

FIGURE 23.Tachycines (Tachycines) xiai sp. nov.. 23. Male genitalia, dorsal view.(Scale bars:1mm).