Pseudozubovskia xizangensis, Zheng & Lin & Zhang & Zeng, 2014

Zheng, Zhe-Min, Lin, Li-Liang, Zhang, Hong-Li & Zeng, Hui-Hua, 2014, One new genus and three new species of wingless grasshoppers from Xizang, China (Orthoptera: Acridoidea), Zoological Systematics 39 (2), pp. 263-268 : 264-265

Pseudozubovskia xizangensis sp. nov. ( Figs 1–5 )

Male. Body medium size. Head big, shorter than pronotum, fastigium of vertex oblique forward, narrow, anterior margin complete; ocular distance equal to width of frontal ridge between antennae; frontal ridge oblique in profile, forming a round shape with vertex; lateral margin of frontal ridge contract at the joint with vertex, but gradually expended to almost paralleled downward, slight contract under median ocellus, with longitudinal groove under antennae; eyes ovate, longitudinal diameter 1.25 times as its horizontal diameter, 1.38 times as the length of subocular furrow; antennae filiform, reaching basal part of hind femur, with length 3 times as its width in the middle segments; pronotum almost cylindrical, anterior margin straight, slight hollow in the middle, posterior margin complete, almost straight; median carina slender, obviously severed by three transverse furrows, posterior transverse furrow located in the postmedian of pronotum, length of prozona 1.86 times as that of metazona; without lateral carina; length of lateral lobe of pronotum greater than its height, lower margin “s” shaped, anterior lower angle broad obtuse, posterior lower angle almost right angluar; prosternal spines slender, conical, apex sharp; length of mesosternal lobes almost equal to its width, minimum width of interspace of mesosternal lobes less than its length; lateral lobes of metasternum divided; without wings; hind femur slender, upper margin of median carina without fine denticulate, with length 5.5 times as it width; top of lower kneelobe rounded; outer side of hind tibia with 9 spines, inner side with 10 spines, without outer apical spines; length of first hind tarsus equal to that of the third, arolium large, surpassing the top of the claw; tympanum small, rounded; tergum of last abdominal segment of male with small long tapered furculae, length of furcula about 1/6 as that of anal plate; anal plate long triangular, lateral margin slight incurve at the basal part, with wide longitudinal groove in the middle; cercus slender, almost columnar, apex rounded, incurve, surpassing top of anal plate, subgenital plate short conical.

© Zoological Systematics, 39(2):263–268

Body brownish green; antennae brown, black after eyes; disc of prontum brownish green, upper half of lateral lobes black, lower half yellowish brown, mesonotum, metanotum and terga of abdomen brownish green, with black streak at the side, propodium and mesopodium brownish green, hind femur orange red, black at the knee, hind tibia yellowish green, black in the basal part, spines on tibia black; hind tarsus yellowish green.

Female. Antennae stubby, with length 1.5–2.0 times as its width in the middle segments; longitudinal diameter of eyes 1.66 times as its horizontal diameter, 1.25 times as the length of subocular furrow; length of prozona of pronotum 1.86 times as that of metazona; minimum width of interspace mesosternal lobes slight greater than its length; lateral lobes of metasternum broadly divided; cercus columnar, apex sharp; anal plate long triangular, apex rounded; upper inner side of dorsal valves smooth, without fine denticulate, apex sharp; length of subgenital plate slight greater than its width, posterior margin triangular protuberant in the middle. With same colour as male.

Length of body: ♂ 17.0–20.0 mm, ♀ 17.0 mm; length of pronotum: ♂ 3.7–4.0 mm, ♀ 4.1mm; length of hind femur: ♂ 10.0–11.0 mm, ♀ 11.0 mm.

Holotype ♂, China, Xizang, Bomi , 13 July 2008, collected by Guo-Dong Ren. Paratypes: 1♂, 1♀, same data as holotype .

Etymology. The new specific name is derived from the type locality “ Xizang ”.

Figures

Figs 1–5. Pseudozubovskia xizangensis sp. nov. 1. Body. 2. Head and pronotum. 3–5. Terminalia. 3–4. ♂. 5. ♀. 1, 4. Lateral view. 2–3, 5. Dorsal view. Scare bar = 1mm.