P. csikii, Clade 5a

BULGARIA • neotype, 84.4 mm SL; Rožaje, Ibar, Zapadna Morava-Velika Morava system, Danube, Montenegro, ca 42°50′39″ N, 20°09′59″ E; 1917; NMW 51266 * • 5 specs, (neotype), 78.9–91.1 mm SL; same data as neotype; NMW 98673 * • 30 specs, 46.2–68.1 mm SL; Nishava R. at Tuden, Velika Morava system, Danube, Bulgaria, 43°0′13″ N 23°0′26″ E; T. Stefanov, 2 Nov. 2017; NMW 99088 • 33 specs, 45.1–67.3 mm SL; Beli Vit R. at Ribaritsa, Danube; 42°50′16″ N, 24°22′52″ E; T. Stefanov, 6 Nov. 2017; NMW 99089 • 55 specs, 50.9–78.4 mm SL; Palakaria R. at Yarlovo, Iskar system, Danube; 42°28′58″ N, 23°16′12″ E; 20 Oct. 2017; T. Stefanov; NMW 99090 .