Jansson, 1986a; Savage, 1989; Wróblewski, 1958, 1960b, 1964.
Distribution
V.G. Putshkov & P.V. Putshkov, 1996 (Ukraine); Rabitsch & Zettel, 2000 (Austria); Gerend, 2006 (Luxembourg); Fent et al., 2011 (European Turkey); Grandova & Prokin, 2012 (Ukraine); Cianferoni, 2011 (Sardinia).