Contribution to the knowledge of Chinese Gryllacrididae (Orthoptera: Ensifera: Stenopelmatoidea) XXVI: New additions based on the specimens from Southern China Author Luo, Ting 0009-0000-7231-6280 Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection (Guangxi Normal University), Ministry of Education, Guilin 541006, China & Guangxi Key Laboratory of Rare and Endangered Animal Ecology, Guangxi Normal University, Guilin 541006, China 2265125532@qq.com Author Zhang, Hui The School Affiliated of Inner Mongolia Normal University, Hohhot 010022, China & College of Life Sciences & Technology, Inner Mongolia Normal University, Hohhot 010022, China Author Bian, Xun 0000-0003-1798-2840 Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection (Guangxi Normal University), Ministry of Education, Guilin 541006, China & Guangxi Key Laboratory of Rare and Endangered Animal Ecology, Guangxi Normal University, Guilin 541006, China text Zootaxa 2024 2024-11-20 5538 6 546 560 http://dx.doi.org/10.11646/zootaxa.5538.6.2 journal article 305702 10.11646/zootaxa.5538.6.2 562f98ac-26f8-4a32-a83e-b7ee024e49fe 1175-5326 14240188 B7B5A5F2-C256-47DD-9A57-38F58D8DFC3B Apterolarnaca nigrifrontis Bian & Shi, 2016 Figures 1–2 Description. Female (new description). Body slightly larger than male, and the coloration as male. Fore tibiae with 4 pairs of spurs and 1 pair of apical spurs on ventral surface. Middle tibiae with 3 pairs of spurs and 1 pair of apical spurs on ventral surface. Hind femora ventrally with 6 internal and 3 external spines; tibiae with 3 internal and 4–6 external spines on dorsal surface, apices with 1 pair of dorsal spurs and 2 pairs of ventral spurs, subapical area with 1 pair of ventral spurs. Seventh abdominal sternite wider than long, posterior margin inverted trapezoidal. Subgenital plate wider than long; middle area of basal margin semi-membranous, with 1 copulatory depression on each side; lateral margins convex and converging after middle area; posterior margin straight, the lateral angles obtuse ( Fig. 2G ). Ovipositor shorter than hind femora, obviously upcurved, apices obtuse ( Fig. 2F ). FIGURE 1. Apterolarnaca nigrifrontis Bian & Shi, 2016 . Male: A. head in frontal view; B–C. head and pronotum: B. dorsal view, C. lateral view; D. right hind leg in lateral view; E. second and third abdominal tergites in lateral view; F–I. apex of abdomen: F. lateral view, G. dorsal and slightly apical view, H. apical view, I. ventral view. Measurements (mm). Female: BL 22.35, PL 5.16, HFL 9.62, OvL 7.72. Material examined. 2 males and 1 female , Xima , Yingjiang , Yunnan , September 10, 2024 , coll. by Weizong Yang ; 1 male , Pianma , Lushui , Yunnan , August 16, 2024 , coll. by Ting Luo and Yanting Qin . Distribution. Yunnan (Pianma, Yingjiang)