2. Diestramima excavata sp. nov.

(Figs. 4–7)

http://lsid.speciesfile.org/urn:lsid: Orthoptera .speciesfile.org:TaxonName:477202 Description. Male. Body intermediate sized. Head with fastigium of vertex divided into two conical tubercles. Legs long and slender; fore femora about 2.3 times as long as the pronotum, beneath unarmed, internal knee lobe without spines, genicular lobe with 1 long movable spur; fore tibia beneath with 2 external and 2 internal spurs, between the paired apical spurs with a median spur. Mid femora with a long movable spur on the internal and genicular lobe; mid tibia beneath with 2 external and 2 internal spurs, between the paired apical spurs with a short spur. Hind femora beneath with 6 inter spines and without outer spines; hind tibia above with 30 outer spines and 30–35 inter spines, inner subapical spur of hind tibia equal to length of hind metatarsus. Hind metatarsus with 2 dorsal spines. Paraproct with an acute apical angle (Fig. 4). Apex of process of 7th abdominal tergite with a semicircular hollow (Fig. 5). Male genitalia with notched apex of dorso-median lobe (Fig. 6).

Female. Subgenital plate nearly rounded and apex with a small notch (Fig. 7). Ovipositor longer than the half of hind femora.

Coloration. Body dark black. Face with 4 darkish longitudinal bands and 2 dark spots near clypeal suture. Legs light with dark marks.

Measurements. (length in mm) Body Ƌ15.0–16.5, ♀16.5; pronotum Ƌ5.5–6.0, ♀6.0; fore femora Ƌ12.5, ♀14.0; hind femora Ƌ25.0, ♀28.5; hind tibia Ƌ28.5, ♀30.5; ovipositor 18.5.

Material examined. Holotype, 1♂, Maoer Mountain, Guangxi, China, alt. 450–600m, 1992. VIII.5, collected by Liu Xian-Wei et al.; paratype, 1Ƌ3♀♀, Maoer Mountain, Guangxi, China, alt. 500–1100m, 2013. VII.30, collected by Zhu Wei-Bing et al ..

Distribution. China (Guangxi).

Discussion. This new species is similar to D. vietnamensis Gorochov, 1998, but differs as follows: apex of process of male 7th abdominal tergite with a semicircular hollow and slightly wider than basal part.