Popovskayella nanobaculum Kulikovskiy & Lange-Bert.
Popovskayella nanobaculum in Lake Baikal: Hotspot of endemic diatoms II. Iconographia Diatomologica, 26: 22, pl. 13, 12-35. 2015
Holotype: Russian Federation, Bolshoi Ushkaniy Island, Lake Baikal, 20 Jul 1965, A.P. Skabitschewsky (IBIW 15646m)1