A survey of Phrurolithidae spiders from Jinggang Mountain National Nature Reserve, Jiangxi Province, China.

Phrurolithidae spiders were collected from Jinggang Mountain National Nature Reserve, Jiangxi Province, China, during the past six years. The new genus Alboculus Liu, gen. nov., with the type species Phrurolithus zhejiangensis Song & Kim, 1991, is described, and its previously unknown male is described for the first time. Furthermore, seven new species of Otacilia are described: O. acutangula Liu, sp. nov. (♂♀), O. bijiashanica Liu, sp. nov. (♂♀), O. longtanica Liu, sp. nov. (♀), O. ovoidea Liu, sp. nov. (♂♀), O. shenshanica Liu, sp. nov. (♂♀), O. subovoidea Liu, sp. nov. (♂♀), and O. xiaoxiica Liu, sp. nov. (♀). All species are illustrated with photographs and their distributions are mapped.

Description of two new species of Tonsilla Wang & Yin, 1992 with an updated key to species (Araneae, Agelenidae).

Two new species of Tonsilla Wang & Yin, 1992 are described from Jinggang Mountain National Nature Reserve, Jiangxi Province, China: T. jinggangensis K. Liu & X. Xu, sp. nov. (♀) and T. subyanlingensis K. Liu & X. Xu, sp. nov. (♂♀). The new species are illustrated, and their distributions are mapped. Detailed generic characters and an updated key to Tonsilla species are also given.

Redescription of Borboropactus jiangyong Yin, Peng, Yan & Kim, 2004 (Araneae, Thomisidae), with the first description of the male.

The male of Borboropactus jiangyong Yin, Peng, Yan & Kim, 2004 is described for the first time from Jinggang Mountain, Ji'an City, Jiangxi Province, China. Based on male and female specimens, the species is redescribed, comprehensively illustrated, and its geographic distribution in China is delimited and discussed.