Amusurgus (Paranaxipha) hainanensis, He, Zhuqing, Li, Kai, Fang, Yan & Liu, Xianwei, 2010

He, Zhuqing, Li, Kai, Fang, Yan & Liu, Xianwei, 2010, A taxonomic study of the genus Amusurgus Brunner von Wattenwyl from China (Orthoptera, Gryllidae, Trigonidiinae), Zootaxa 2423, pp. 55-62 : 60-61

5. Amusurgus (Paranaxipha) hainanensis sp. nov.

( Figs. 14–17 )

Material. Holotype 3, CHINA: Hainan prov. Ledong county, Jianfeng, 2009. VII.18, leg. He Zhu-Qing; Paratype 1Ƥ, same data as holotype ( HSNU).

Description. Male. Body small. Head as wide as pronotum, vertex flattened, eyes horizontal lengthened, frontal rostrum as wide as 1st antennal joint, 5th joint of maxillary palpi triangular. Pronotum as long as wide, narrowing in front, anterior margin straight and posterior margin undulation, tympana on inner side oval and outer one concave, hind tibia with three pairs of dorsal spurs and five apical spurs. Tegmen pretty long and slender, exceeding to apex of abdomen, tegmen membranous without mirror as Fig. 14 , wings developed. Male genitalia as in Figs. 16–17 .

Female. Similar to male. Tympana also on outer side, but much smaller. Tegmen dorsal field with 5 regular veins with the outer one divide into two as in Fig. 15 . Ovipositor short and curved, with apical valves occupying half total length, finely denticulate.

Coloration. Body tawny. Vertex with irregular reddish spots. Pronotum disc yellow with brown spots, lateral lobes black, fore femora black near two-thirds of base, median femora black near half of base, fore and median tibiae with two black lines, hind femora with two black spots, one in the middle and another near the apex. Inner dorsal spurs, tarsi and wings blackish.

Measurements. (in mm) Body36.0, Ƥ5.5; body with wing 311.0, Ƥ11.5; pronotum 31.0, Ƥ1.1; tegmen 35.0, Ƥ5.5; posterior femur 35.2, Ƥ5.0; ovipositor 3.6.

Distribution. China (Hainan).

Etymology. The new species is named after its locality.

Discussion. Similar to A.(Paranaxipha) ornatipes ( Chopard,1925) and A. (Paranaxipha) fujianensis ( Wang et al., 1999) , but differs in shape of male genitalia.

Figures

FIGURES 14 – 17. Amusurgus (Paranaxipha) hainanensis sp. nov.. 14. tegmen of male, dorsal view; 15. tegmen of female, dorsal view; 16. genitalia of male, dorsal view; 17. genitalia of male, ventral view.