The intraspecific morphological variability of Styloperla Wu, 1935 (Plecoptera: Styloperlidae) Author Huo, Qing-Bo 0000-0001-9197-8503 School of Horticulture and Plant Protection & Institute of Applied Entomology, Yangzhou University, Yangzhou 225009, China Joint International Research Laboratory of Agriculture and Agri-Product Safety, the Ministry of Education, Yangzhou University, Yangzhou 225009, China & Department of Zoology, Eszterházy Károly Catholic University, Leányka u. 6, H- 3300 Eger, Hungary. & 1677537335 @ qq. com; https: // orcid. org / 0000 - 0001 - 9197 - 8503 1677537335@qq.com Author Zhao, Meng-Yuan 0000-0003-2220-9924 School of Horticulture and Plant Protection & Institute of Applied Entomology, Yangzhou University, Yangzhou 225009, China Joint International Research Laboratory of Agriculture and Agri-Product Safety, the Ministry of Education, Yangzhou University, Yangzhou 225009, China & 498308746 @ qq. com; https: // orcid. org / 0000 - 0003 - 2220 - 9924 498308746@qq.com Author Du, Yu-Zhou School of Horticulture and Plant Protection & Institute of Applied Entomology, Yangzhou University, Yangzhou 225009, China Joint International Research Laboratory of Agriculture and Agri-Product Safety, the Ministry of Education, Yangzhou University, Yangzhou 225009, China Author Murányi, Dávid Department of Zoology, Eszterházy Károly Catholic University, Leányka u. 6, H- 3300 Eger, Hungary. & d. muranyi @ gmail. com Author Zhu, Bin-Qing 0000-0002-9583-976X Nanjing Institute of Environmental Sciences, Ministry of Ecology and Environment, Nanjing 210042, China 1284944254 @ qq. com; https: // orcid. org / 0000 - 0002 - 9583 - 976 X 1284944254@qq.com Author Yu, Lei School of Life Sciences, Anhui University, Hefei 230001, China text Zootaxa 2023 2023-02-28 5249 1 125 137 http://dx.doi.org/10.11646/zootaxa.5249.1.7 journal article 10.11646/zootaxa.5249.1.7 1175-5326 7685409 83287E97-7EC3-4CDD-8FE9-25CE3CC7F587 Styloperla wui Chao, 1947 Styloperla wui : Chao, 1947: 93 ; Illies, 1966: 19 ; Zhao, 1982: 32 ; Uchida & Isobe, 1989: 160 ; Stark & Sivec, 2007: 15 ; Yang & Li, 2018: 55. Materials examined: The same collections from Fujian recorded in Zhao (2019); 3 males , 2 females ( ICYZU ), China , Anhui Province , Huangshan City , Mt. Huangshan , “the Valley of Wild Monkeys”, 597 m , 30.086530 N , 118.141606 E , 2020- VI , leg. Yu Lei ; 1 male ( ICYZU ), China , Zhejiang Province , Hangzhou City , Mt. Tianmu , Puwei Garden, No. 6417, 2018-VII-21 , collector unknown, specimen provided by Chen Xue-Xin ( Zhejiang University). Distribution: Anhui (new provincial record), Fujian , Guangxi , Guizhou , and Zhejiang . Remarks: The male and female habitus are shown in Fig. 9 , and the typical abdominal morphology of both genders is depicted in Figs. 10A–D . The long process of the basal cercal segment varies from straight and pointed apically to curved and flat; the subapical spine on the long process varies in distance from the apex ( Figs. 11A–D ).