Tachycines (Gymnaeta) maoershanensis, 2019

Qin, Yanyan, Liu, Xianwei & Li, Kai, 2019, Review of the subgenus Tachycines (Gymnaeta) Adelung, 1902 (Orthoptera, Rhaphidophoridae, Aemodogryllinae, Aemodogryllini), Zootaxa 4560 (2), pp. 273-310 : 308-309

Tachycines (Gymnaeta) maoershanensis sp. nov.

( Fig. 117 )

Description. Male. Body medium sized for this genus. Vertex of head divided by conical tubercles, slightly separated and the tubercles rather large. Legs elongate and slender; fore femur about 2.0 times longer than the pronotum, ventrally unarmed, internal knee lobe with a small spine, external genicular lobe with 1 elongate movable spur; fore tibiae beneath with 2 external spurs and 1 internal spur. Mid femur with an elongate movable spur on the inner and outer genicular lobe, ventrally unarmed; mid tibiae beneath with 1 external and 1 internal spur. Hind femur without spines ventrally; hind tibiae above at each side with 33–36 spines, arranged in groups. Supra internal spur of hind tibiae exceeding ventral apex of hind metatarsus. Hind metatarsus keeled ventrally. Male genitalia as Fig. 117 .

Female. Unknown.

Coloration. Body yellowish brown, mottled with dark stripes.

Measurements. (length in mm) Body ♂ 9.5; pronotum ♂ 4.5; fore femur ♂ 9.0; hind femur ♂ 16.0.

Speciemens studied. Holotype, 1♂, Maoershan , Guangxi, 2013-VII-30 ~ VIII-6, collected by Zhu Wei-Bing et al. .

Distribution. China (Guangxi).

Diagnosis. This species is different from other species of this subgenus by the epiphallus of male genitalia being asymmetric.

Etymology. The specific epithet refers to the locality where type specimen has been collected.

Figures

FIGURE 117. Tachycines (Gymnaeta) maoershanensis sp. nov.. 117. male genitalia, dorsal view. (scale=1mm)