Homogryllacris irregularis Lu, Zhang & Bian, 2022

Duan, Yanhao, Su, Jie, Zhang, Wenxiang & Shi, Fuming, 2023, Two new species of the genus Homogryllacris (Orthoptera: Gryllacrididae) with the male of Homogryllacris irregularis Lu, Zhang & Bian, 2022 from Yunnan, China, Zootaxa 5277 (2), pp. 388-394 : 393-394

Homogryllacris irregularis Lu, Zhang & Bian, 2022

( Fig. 4 )

Homogryllacris irregularis Lu, Zhang & Bian, 2022 . Zootaxa, 5200 (3): 287.

Male. Tegmen almost reaching posterior margin of metanotum. Ninth abdominal tergite extending backwards, apical half slightly curved ventrad. Tenth abdominal tergite narrow and short, the middle of posterior margin with a pair of comparatively long processes, curved ventrad, slightly incurved throughout, apical areas sclerotized, spiniform, tips acute. Cerci thin and long, apices rounded. Subgenital plate subquadrate, posterior margin with a nearly triangular notch, apices of lateral lobes slightly protruding backwards. Styli cylindrical and long, apices rounded, inserted on lateral margins of subapical area of subgenital plate.

Coloration. Body light yellowish brown. Fastigium verticis and occiput with broad and irregular dark brown stripe, frons with 2 pairs of dark brown spots. Eyes black. Surrounding areas of eyes dark brown. Middle of face, base and apex of scape, base of pedicel with dark brown spots. Basal half of mandible with 2 brown spots, apical area of mandible black. Pronotum with dark brown rim, disc with a broad and irregular longitudinal dark brown stripe in the midline which becoming wider in posterior area. Tegmen with brown veins. Mesonotum, metanotum and dorsal surface of abdomen black. Apical areas of the processes on male tenth abdominal tergite dark brown.

Measurements (mm). Body: ♁16.2–16.8; pronotum: ♁3.5–4.1; tegmen: ♁2.2–2.4; hind femur: ♁9.2–9.5.

Material examined. 1♁, Xiaojie, Wenshan, Yunnan, 23 July, 2021, coll. Qi Guo and Yanhao Duan ; 1♁, Yaoshan, Qiaojia, Yunnan, 21 August, 2020, coll. Tao Wang ; 1♁, Yaoshan, Qiaojia, Yunnan, 18 July, 2021, coll. Gang Wang and Chao Yang.

Discussion. The species was reported based on a single female specimen (holotype: female, the type locality: Xiaojie, Wenshan, Yunnan). During examination of specimens collected from Yunnan in 2020 to 2021, we found the unknown male which is described here for the first time.

Figures

FIGURE 4. Homogryllacris irregularis Lu, Zhang & Bian, 2022, male: A. face; B–C. head and pronotum: B. dorsal view; C. lateral view; D. subgenital plate in ventral view. E–F. apex of abdomen: E. apical view; F. lateral view; G. right tegmen; H. left tegmen.