Six new species of silk-lined burrow spider genus Stenoterommata Holmberg, 1881 (Araneae, Nemesiidae) from southern Brazil.

A new diagnosis for the genus Stenoterommata Holmberg, 1881 is presented and six new species are described from Santa Catarina state, southern Brazil: S. pavesii sp. nov. and S. leticiae sp. nov. from Blumenau and Balneário Camboriú; S. sevegnaniae sp. nov. from Blumenau; S. gugai sp. nov., S. peri sp. nov. and S. pescador sp. nov. from Santa Catarina Island, Florianópolis. New records of S. palmar Goloboff, 1995 from southern Brazil are provided. Information on the natural history and habitat are included for all the species. In addition, Hermacha iricolor Mello-Leitão, 1923, described from Blumenau, is transferred to Rachias Simon, 1892.