Anotated Checklist of Chinese Ensifera: The Gryllacrididae Author Bian, Xun Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection (Guangxi Normal University), Ministry of & Guangxi Key Laboratory of Rare and Endangered Animal Ecology, Guangxi Normal University, Guilin 541006, China & College of Life Sciences, Hebei University, Baoding, 071002, P. R. China Author Liu, Jing 0000-0002-8477-6572 Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection (Guangxi Normal University), Ministry of & Guangxi Key Laboratory of Rare and Endangered Animal Ecology, Guangxi Normal University, Guilin 541006, China & https: // orcid. org / 0000 - 0002 - 8477 - 6572 Author Yang, Zizhong 0000-0002-2143-8226 Yunnan Provincial Key Laboratory of Entomological Biopharmaceutical R & D, Dali University, Dali 671000, China https: // orcid. org / 0000 - 0002 - 2143 - 8226 text Zootaxa 2021 2021-05-11 4969 2 201 254 journal article 6505 10.11646/zootaxa.4969.2.1 51bab0c0-d141-4448-a899-615a71f2967d 1175-5326 4748849 95F7B545-F9E5-4EF2-95C2-76F40CA24492 Metriogryllacris ( Metriogryllacris ) amitarum species group Diagnosis. Tegmina slightly shortened, but obviously longer than pronotum. Hooks of male ninth abdominal tergite pressed each other, immobile, its apices directing ventrad. Female seventh abdominal tergite with transverse fold covering unpaired depression; subgenital plate not fused with the preceding sternite, with 1 pair of tubercles. (51) Metriogryllacris ( Metriogryllacris ) amitarum (Griffini, 1914) (黑背姬蟋•) Gryllacris amitarum : Griffini, 1914a . Zoologische Jahrbücher. Abteilung für Systematik, Geographie und Biologie der Tiere , 38: 100; Karny, 1930a . Annalen des Naturhistorischen Museums in Wien , 44: 47. Metriogryllacris amitarum : Karny, 1937 . Genera Insectorum , 206: 106; Jin & Xia, 1994 . Journal of Orthoptera Research , 3:17; Gorochov, 2004 . Entomological Review , 84(8): 904; Kim & Pham, 2014 . Zootaxa , 3811(1): 68; Ingrisch, 2018 . Zootaxa , 4510(1): 216; Cadena-Castañeda, 2019 . Zootaxa , 4605(1): 76. Kind of type: syntype ; Type locality: Northern Vietnam (Tonkin: Than Moi and Montes Mauson); Location of type specimen: NMW . Distribution. Fujian ?, Guangdong (Fengkai), Guangxi (Xing'an), Hunan (Zhangjiajie); Vitenam.