Amusurgus (Usgmona) Furukawa, 1970

Liu, Hao-Yu, Chi, Li-Cheng, Shi, Fu-Ming & Zhou, Han-Tao, 2015, A new species of Amusurgus (Usgmona) Furukawa from China (Orthoptera: Gryllidae: Trigonidiinae), Zootaxa 4013 (3), pp. 435-439 : 436

Amusurgus (Usgmona) Furukawa, 1970

Usgmona Furukawa, 1970: 59 . Synonymized with Metiochodes Chopard, 1932 by Ichikawa et al., 2000: 285. Amusurgus (Usgmona) : He et al., 2010: 56.

Type species: Usgmona genji Furukawa, 1970

Generic diagnosis. Body small and slender. Vertex convex, eyes vertically lengthened, 5th joint of maxillary palpi long and widened apically. Pronotum transverse. Tegmen slightly extending to apex of wings, rather convex and slightly sclerotized, lacking a stridulatory file, covered with fine pubescence, venation similar in both sexes. Fore tibia without tympana; hind tibia with three pairs of dorsal spurs and five apical spurs, of which two internal and three external spurs. Male genitalia: epiphallus present with lateral lobes, which are finely toothed along internal margins; endophallus developed. Ovipositor long, curved upwards.

Remarks. This subgenus is distinguished from the subgenera Amusurgus Wattenwyl, 1893 and Paranaxipha Chopard, 1925 by the fore tibia without tympana.

Distribution. China, Japan.