Review of 43 spider species from Hainan Island, China (Arachnida, Araneae) Author Lin, Yejie 0000-0002-6789-2731 Hebei Key Laboratory of Animal Diversity, College of Life Science, Langfang Normal University, Langfang 065000, China. & linyejie 15 @ gmail. com; https: // orcid. org / 0000 - 0002 - 6789 - 2731 linyejie15@gmail.com Author Wu, Lingbing 0000-0001-5048-8946 Institute of Tropical Agriculture and Forestry, Hainan University, Haikou, Hainan 570228, China. & 995160 @ hainanu. edu. cn; https: // orcid. org / 0000 - 0001 - 5048 - 8946 995160@hainanu.edu.cn Author Cai, Ducheng Institute of Tropical Agriculture and Forestry, Hainan University, Haikou, Hainan 570228, China. & caiducheng @ hainanu. edu. cn Author Li, Shuqiang 0000-0002-3290-5416 Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China. & lisq @ ioz. ac. cn; https: // orcid. org / 0000 - 0002 - 3290 - 5416 lisq@ioz.ac.cn Author Barrion, Alberto Tomas 0000-0001-5379-6426 Institute of Biological Sciences and Museum of Natural History, University of the Philippines Los BanÞos, 4031, Laguna, Philippines. & a. barrion @ cgiar. org; https: // orcid. org / 0000 - 0001 - 5379 - 6426 a.barrion@cgiar.org Author Heong, Kong-Luen 0000-0002-7763-6002 Crop and Environmental Science Division, International Rice Research Institute (IRRI), Los BanÞos 4030, Laguna, Philippines & klheong @ yahoo. com; https: // orcid. org / 0000 - 0002 - 7763 - 6002 klheong@yahoo.com text Zootaxa 2023 2023-09-29 5351 5 501 533 http://dx.doi.org/10.11646/zootaxa.5351.5.1 journal article 10.11646/zootaxa.5351.5.1 1175-5326 41D123A3-CD2F-4806-A0F7-82F468056E84 Cyclosa informis Yin, Zhu & Wang, 1995 Cyclosa informis Yin et al. , 1995: 12 , figs 4–11 (♁ ♀ ). Cyclosa parangdives Barrion, Barrion-Dupo & Heong , in Barrion et al. , 2013: 3 , fig. 1A–E (♁). syn. nov. For a complete list of taxonomic references see World Spider Catalog (2023) . Type material of Cyclosa parangdives (examined). Holotype ♁ (coll. no. So 55), CHINA : Hainan Island , Panja Town, Songtao Reservoir area, 3.IV.2011 , leg. A. T . Barrion et al. . Description and diagnosis. See Yin et al. (1995) for a description and diagnosis of both sexes. Distribution. China ( Guangdong , Hainan , Yunnan , Zhejiang ). Comments. The type material of C. parangdives was examined and no differences between the males of C. informis and C. parangdives were found. Thus, we consider C. parangdives syn. nov. to be a junior synonym of C. informis .