Angus, 2006a (hybridisation); China, 1938a (nomencl.); Cobben & Moller Pillot, 1960 (descr. larva V); Höregott & Jordan, 1954 (female characters); Jansson, 1969 (descr. larvae III-V), 1986a; Kerzhner & Jaczewski, 1964; Savage, 1989.
Distribution: Hoberlandt, 1967a (Madeira); Lukashuk, 1997 (Byelorussia); Protić, 1998a (Serbia); Kanyukova, 2006 (Russia: CT); Fent et al., 2011 (European Turkey); Cianferoni, 2011 (Sardinia); Ghahari et al., 2013a (Iran); Baymak & Kıyak, 2022 (Kosovo).