Bulgaria: Gorna Bela Rechka, Montana Province - 3 ♂, 4 ♀, 6 juv., 02.07.1995, Deltshev et al. 2003 ; 2 ♀, 01.04.1995, Deltshev et al. 2003 ; Bov, Sofia Province - 1 ♀, 1 juv., 02.05.1985, Deltshev et al. 2003 (Mecha Dupka Cave); Svinskata Dupka Cave, Gara Lakatnik - 2 ♂, 3 ♀, 4 juv., 26.09.1992, Deltshev et al. 2003 ; Gubesh, Sofia Province - 1 ♂, 1 ♀, 09.05.1992, Deltshev et al. 2003 (Temnata Dupka Cave); Breze, Sofia Province - 2 ♂, 10 ♀, 01.06.1969, Deltshev 1972 ; Drensky 1936 ; Vratsa - 1 ♂, 1 ♀, 11.10.1968, Deltshev 1972 (Cave 14); Zmeyuva dupka cave, Vratsa - 2 ♂, 2 ♀, 21.03.1963, Deltshev 1972 ; Sipo cave, Dolno Ozirovo - 1 ♀, 24.08.1963, Deltshev 1972 ; Ledenika Cave, Vratsa - 1 ♂, 10.07.1962, Deltshev 1972 ;