Mongolotettix jigongshanensis, Wang & Dai & Yin, 2023

Wang, Shengnan, Dai, Li & Yin, Zhan, 2023, A new species of the genus Mongolotettix Rehn, 1928 from Henan, China (Acrididae Acridoidea, Orthoptera), Zootaxa 5380 (5), pp. 487-490 : 487-489

Mongolotettix jigongshanensis sp. nov.

Holotype ♂, paratype ♀, Henan, Xinyang, Jigongshan 31º48´N, 114º04´E, 1984-VII-10, collected by Li Dong-Sheng & Zhang Cun-Jiang.

Male Body small in size. Head shorter than pronotum. Face oblique in profile. Frontal ridge nearly parallel. Antennae ensiform, 20 segmented, extending distinctly over hind margin of pronotum. Eyes oval, vertical diameter 2.0 times horizontal diameter and 1.4 times length of subocular furrow. Pronotum median keel visible, distinctly cut by hind transverse sulcus, lateral keels almost parallel, prozona 1.3 times of metazona in length. Tegmina longer, reaching of 6 th abdominal tergum, apically concave in the middle, maximum width of cubital area 2.0 times maximum width of medial area. Interspace of mesosternum slightly narrowed in the middle, Length of interspace of mesosternum 3.0 times minimum width. Lateral lobes of metasternum separated. Upper keel of hind femur smooth, length of hind femur 5.6 times its maximum width, end of lower knee lobes angular, inner side with 105 stridulatory pegs. Hind tibia with 13-14 spines on inner and outer sides, external apical spine absent. Second metatarsomere shorter than the first. Tympanum large and round. Cercus long conical, almost reaching tip of epiproct. Subgenital plate long conical. Epiphallus without acute projection on both outer sides.

Female: Body more robust than male. Vertical diameter of eyes 1.5 times horizontal diameter and 1.5 times the length of subocular furrow. Prozona 1.3 times metazoan in length. Tegmina short, reaching the middle of 2nd abdominal tergite, length 2.8 times its maximum width. Length of hind femur 5.8 times its maximum width. Cercus short-conical, not reaching end of epiproct. Hind margin of tergum of periproct with circular furculae. Upper ovipositor valve longer, length 3.1 times maximum width.

Coloration: Body brown. Antennae yellow. Pronotum yellowish-brown. Tegmina of male without a white stripe on the fore margin at base. Tegmina of female with a black longitudinal stripe in the middle. Abdomen yellowish-brown, with a broad dark longitudinal stripe on both sides. Subgenital plate brown.

Diagnosis. The new species is similar to M. hubeiensis Zheng et al, 2017 . The major differences are listed in

Measurement (in mm): Length of body: ♂ 22.1, ♀ 28.0. Length of tegmina: ♂ 11.7, ♀ 4.2. Length of hind femur: ♂ 11.9, ♀ 14.2.

Etymology The specific epithet is named for the type locality Jigongshan.