Leptothele chang Schwendinger, sp. nov. (males and females) is described and additional localities of L. benchaRaven & Schwendinger, 1995 in southern Thailand are given. Malayathele Schwendinger, gen. nov. is established, and four new species from Peninsular Malaysia are placed in this genus. These are M. cameronensis Schwendinger, sp. nov. (male and female), M. kanching Schwendinger, sp. nov. (males and females), M. maculosa Schwendinger, sp. nov. (males and females) and M. ulu Schwendinger, sp. nov. (males and females). Identification keys to the genera of Euagridae in Asia and to the species of Leptothele and Malayathele gen. nov. are given. Information on variation of taxonomic characters, biology, sexual behaviour and biogeography is provided.