Frustulia asymmetrica (Cleve) Hustedt, 1954 accepted as
Frustulia vulgaris var. asymmetrica Cleve, 1894 (new combination reference)
Frustulia similis Hustedt, 1954 (original description)
Navicula accedens Hustedt, 1954 (original description)
Navicula apposita Hustedt, 1954 (original description)
Navicula buderi Hustedt, 1954 (original description)
Navicula fauta Hustedt, 1954 (original description)
Navicula pseudoglacialis f. pseudoglacialis Hustedt, 1954 (original description)
Navicula pseudopima Hustedt, 1954 (original description)
Navicula pseudopima f. lanceolata Hustedt, 1954 (original description)
Navicula subfortis Hustedt, 1954 (original description)