Achnanthes borealis A.Cleve
Achnanthes borealis in Bih. Kongl. Svenska Vetensk.-Akad. Handl. 21 (Afd. III, 2): 23, pl. 1, fig. 24, 25. 1895
is basionym for Skabitschewskia borealis in Lake Baikal: Hotspot of endemic diatoms II. Iconographia Diatomologica, 26: 84. 2015