Dysanema magna Zheng & Lin & Zhang & Zeng 2014, sp. nov.
Creators: name: Zheng, Zhe-Min
name: Lin, Li-Liang
name: Zhang, Hong-Li
name: Zeng, Hui-Hua
Publisher: name: Zenodo
Year: 2014
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Orthoptera
Acrididae
Dysanema
Dysanema magna

description: Dysanema magna sp. nov. (Figs 12–15)
Female. Body medium size; head big, longer than pronotum, vertex wide, anterior margin arc protruded, with median carina; ocular distance 1.66 times as width of frontal ridge between antennae, equal to longitudinal diameter of eyes; foveola rectangular, with length 3 times as its width; front slight oblique in profile, frontal ridge wide, lateral margin slightly hollow at median ocllus, with broad shallow groove; lateral carinae of front straight; antennae filiform, stubby, not reaching posterior margin of pronotum, with length 1.5 times as its width in middle segments; eyes rounded triangular, longitudinal diameter 1.53 times as its horizontal diameter, equal to length of subocular furrow; pronotum wide andshort, anterior margin straight, slightly concave in the middle, posterior margin with a wide hollow; median and lateral carinae obvious, but not severed by transverse furrows, posterior transverse furrow located in the postmedian of pronotum, length of prozona 2 times as that of metazona; height of lateral lobe of pronotum greater than its length, anterior and posterior margin almost parallel, anterior lower angle obtuse, posterior lower angle rounded; mesonotum and metanotum with median carina, without lateral carina; width of mesosternal lobes greater than its length, width of interspace of mesosternal lobes 2 times as its length; lateral lobes of metasternum divided; without wings; length of hind femur 4 times as it width, median carinae on upper and lower margins smooth, top of kneelobe rounded; outer side of hind tibia with 10 spines, inner side with 10 spines, without outer apical spines; arolium small, not reaching half length of claw; terga of abdomen with median carina, without lateral carina; without tympanum; anal plate scutiform; cercus short conical; ovipositor stubby, outer margin smooth. length of subgenital plate greater than its width, posterior margin straight, slightly concave in the middle; ventral basal valvular plate wide and short, with fine puncta.
Body yellowish brown; inside of lateral carinae of pronotum with black longitudinal bands; lateral lobes dark brown in the middle, with a white twill tape; both side of mesonotum, metanotum and tergum of abdomen with a black longitudinal stripe, and with a pair of splayed yellowish brown twill tapes on each black stripe; hind tibia reddish brown, top of ovipositor black.
Length of body: ♀ 29 mm; length of pronotum: ♀ 3 mm; length of hind femur: ♀ 11 mm.
Holotype ♀, China, Xizang, Dingri, 26 July 2005, collected by Ai-Min Shi.
This new species is allied to D. irvinei Uvorov, the main differences are listed in Table 3.
Etymology. The new specific name is derived from the Latin “ magn ”.
© Zoological Systematics, 39(2): 263–268
description: Published as part of 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), pp. 263-268 in Zoological Systematics 39 (2) on page 267, DOI: 10.11865/zs20140208, http://zenodo.org/record/7474964