Cobben, 1960a (distr., tax.); Kerzhner & Vinokurov, 2004 (nomenclature); Lindskog, 1974 (distr., tax.); Wagner, 1947a (tax.).
Distribution
Protić, 1998a (Bosnia Hercegovina Croatia Macedonia Serbia); Simov & Josifov, 2004 (Bulgaria); Vinokurov, 2004a (Russia WS); Vinokurov, 2004c (Ukraine); Vinokurov & Kment, 2015a (Montenegro Ukraine).