Synura spinosa Korshikov f. spinosa

Kapustin, Dmitry A., 2024, An updated checklist of the silica-scaled chrysophytes from Russia, Phytotaxa 669 (3), pp. 165-193 : 186

192. Synura spinosa Korshikov f. spinosa

Ivankovo, Uglich, Rybinsk, Sheksna, Gorky, Kuybyshev, Saratov and Volgograd Reservoirs ( Balonov & Kuzmin 1974, Balonov 1976a); Nizhniy Novgorod Region ( Balonov & Kuzmin 1974, Balonov 1976 a, Gusev et al. 2017, Kulizin et al. 2021); Lake Onega, Perm Territory, Murmansk and Yaroslavl Regions ( Balonov 1976a); Chelyabinsk Region ( Balonov 1976 a, Snitko et al. 2021); Republic of Karelia ( Balonov 1976a, Balonov 1979); Krasnoyarsk Territory ( Balonov & Kuzmina 1986, Bessudova et al. 2018b); Bolshezemelskaya tundra ( Balonov 1982, Siver et al. 2005); Lake Ladoga ( Balonov 1976a, Voloshko & Gavrilova 2001, Voloshko et al. 2002); Yamal-Nenets Autonomous Area ( Voloshko 2007, 2010, Bessudova et al. 2023d); Leningrad Region ( Safronova & Voloshko 2013); Saint Petersburg ( Safronova 2014); Republic of Buryatia ( Bessudova et al. 2018a,c); Orenburg Region ( Snitko et al. 2021); Republic of Yakutia ( Bessudova et al. 2021).