On some new Harpactea and Stalagtia species from Lesbos, Greece (Araneae: Dysderidae)

Three new Harpactea species and one new Stalagtia species are described: Harpactea clementi BOSMANS n. sp. (male, female), H. cesari VAN KEER n. sp. (male, female), H. antoni BOSMANS n. sp. (male) and Stalagtia christoi VAN KEER & BOSMANS n. sp (male, female). Diagnostic features, notes on ecology and distribution of these species are given