balcanicus, Barbus Kotlík [P.], Tsigenopoulos [C. S.], Ráb [P.] & Berrebi [P.] 2002:233, Fig. 4 [Folia Zoologica: international journal of vertebrate zoology. v. 51 (no. 3); ref. 26484] Krupaja River (tributary of Mlava River, Danube River basin), at Milanovac, near Krepoljin, Serbia, Yugoslavia (about 44°16'N, 21°37'E). Holotype: NMW 94609. Paratypes: CMK 17002 (2), MNHN 2001-2675 (3), NMW 94610-94611 (3), ZFMK 22321-22335 (15). •Valid as Barbus balcanicus Kotlík, Tsigenopoulos, Ráb & Berrebi 2002 -- (Kottelat & Freyhof 2007:118 [ref. 29996], Levin et al. 2012:544 [ref. 33912], Barbieri et al. 2015:45 [ref. 35029], Buonerba et al. 2015:115 [ref. 35178], Antal et al. 2016:187 [ref. 34094], Ćaleta et al. 2019:151 [ref. 37026], Lorenzoni et al. 2019:251 [ref. 37108], Rossi et al. 2021:6 [ref. 38697], Nagy et al. 2023:356 [ref. 40348], Shumka et al. 2023:36 [ref. 40747]). Current status: Valid as Barbus balcanicus Kotlík, Tsigenopoulos, Ráb & Berrebi 2002. Cyprinidae: Barbinae. Distribution: Southeastern Europe: Italy, Slovenia, Croatia, Romania, Greece, Albania and Macedonia. Habitat: freshwater.