A new genus and nine species of jumping spiders from Hainan Island, China (Araneae, Salticidae)

A new genus and eight new species of jumping spiders from Hainan Island, China are reported. Pengmarengo gen. nov. is erected to accommodate the type species P. yangi sp. nov. (♂♀). Further Pengmarengo gen. nov. species including P. chelifer (Simon, 1990), comb. nov. (transferred from Philates Simon, 1900), P. elongata (Peng & Li, 2002), comb. nov. (transferred from Tauala Wanless, 1988), and two species transferred from Indomarengo Benjamin, 2004: P. yui (Wang & Li, 2020), comb. nov., and P. wengnan (Wang & Li, 2022), comb. nov. Another seven new jumping spider species are described from Hainan: Irura liae sp. nov. (♂), I. mii sp. nov. (♂♀), Marengo ganae sp. nov. (♂♀), M. zhengi sp. nov. (♂♀), Nungia tangi sp. nov. (♂♀), Philates zhoui sp. nov. (♂♀), and Toxeus hainan sp. nov. (♂♀). The unknown female of the endemic species, Irura pengi Guo, Zhang & Zhu, 2011 is also described for the first time.