Gymnogryllus yunnanensis

Ma, Libin & Zhang, Yalin, 2011, The cricket genus Gymnogryllus (Grylloidea: Gryllidae: Gryllinae: Gryllini) from China with description of six new species, Zootaxa 2733, pp. 31-40 : 38

Gymnogryllus yunnanensis nov. sp.

(Fig. A. 3; B. 3, 9; C. 3; D. 3)

Type material. Holotype male, China: Yunnan, Xishuangbanna, Mengla, Nanman, 6~ 7 Jun. 2009, coll. Xianwei Liu and Jie Wu (SEM).

Diagnosis. Male. Frons normal. Epistomal suture narrow and upwardly arched. Distal edge of labrum narrow and straight. Lateral ocelli rounded and flat. Occiput somewhat narrower than anterior pronotum. Pronotum slightly narrowed in front. Oblique veins three, the outermost vein apart from the corner of stridulatory vein. The inner side of mirror strongly bent (normally bending and upper root of side divided on covered tegmen). The crossvein between the chord and mirror reach to below the inside corner of mirror. Inner branches of Cu1 at apical field seven (eight on covered tegmen), the third vein divided at midlength. Forewings reaching the tip of abdomen. Stridulatory file, inside apex connect with hairs, with 59 anvil-like teeth and two angular ones inside. Hindwings long, obviously extended to apex of cercus. Genitalia: Median notch between paired lower apical teeth not reaching dorsal edge of epiphallic apex, above notch with a curved surface.

Coloration. Head, pronotum and most of hind femur blackish brown. FWs brown. Occiput uniform black. Cheek with bottom 1/3 brown. Frons uniform in color. Crescent pattern of pronotum brown. Bottom 1/5 of lateral lobe with light stripe. Subapex of hind femur with dark brown patch dorsally.

Measurements. BL 26; HW 6.5; PL 5; PW 7.5; FWL 19; FWW 7.5; AFL 9; HWL 10.5; HLL 15.5; CL 8.5; API 1.20; PI 1.50; NST 61; SFL 4.68; DST 13.

Etymology. The specific epithet “ yunnanensis ” is named after the type locality.