New data on the spiders (araneae) in the caves of Balkan peninsula

New faunistic and taxonomic data for the species: Sulcia oculata Kratochvil, 1938, Thyphlonesticus absoloni (Kratochvil, 1934), Centromerus serbicus Deltshev, 2003, Palliduphantes spelaeorum (Kulczynski, 1914) and Porrhomma convexum (Westring, 1851), found in the caves of Bosnia, Montenegro and Serbia are presented. Photos of the male palps and epigynes of the species S. oculata. T. absoloni and C. serbicus, are published for first time.