General distribution (WSC):
Europe, Azerbaijan?, Iran?
Faunistic references:
Cybaeus angustiarum
Drensky 1936, p. 29
Cybaeus angustiarum
Drensky 1942, p. 36
Cybaeus angustiarum
Deltshev & Blagoev 1992, p. 31
Cybaeus angustiarum
Deltshev 1995, p. 222
Cybaeus angustiarum
Dimitrov 1999, p. 19
Cybaeus angustiarum
Deltshev et al. 2003, p. 22
Cybaeus angustiarum
Deltshev et al. 2011, p. 89
Localities:
Bulgaria:
Orfei Hut, Borino -
9 ♂, 2 ♀, Deltshev et al.
2011
;
Hvoyna, Smolyan Province -
1 ♀, Deltshev et al.
2011
;
Asenovgrad -
1 ♀, Deltshev et al.
2011
;
Maritsa Hut, Rila -
1 ♀, 12.07.1986, Deltshev
1995
;
Chepelare -
1 ♀, 28.09.1994, Deltshev et al.
2003
(Samurska Dupka Cave);
Tsarevo -
1 ♀, 28.06.1993, Dimitrov
1999
;
Zemen -
1 specimens, Deltshev & Blagoev 1992
;
Klisura -
Drensky
1936
(Dubious after Drensky (1942), p. 36, as based on juveniles);
Koprivshtitsa -
Drensky
1936
(Dubious after Drensky (1942), p. 36, as based on juveniles);
Borovets -
Drensky
1942
;
Kazanlak -
Drensky
1936
(Dubious after Drensky (1942), p. 36, as based on juveniles);