First description of comb-tailed spiders (Araneae: Hahniidae) from Vietnam

Spider family Hahniidae was firstly recorded from Vietnamin the present paper. In total, three genera and five species were recorded in three national parks of Northern Vietnam: Alistra hamata sp. nov. (male), Hahnia himalayaensis Hu & Zhang, 1990 (male, female), H. rimiformis sp. nov. (male, female), H. zhejiangensis Song & Zheng, 1982 (male, female) and Scotospilus longus sp. nov. (male, female). Morphological illustrations and photos of new species as well as descriptions and copulatory organs' photos of known species are given. The genus Scotospilus and the position of S. longus sp. nov. are discussed.