Achnanthes congolensis Hustedt, 1949 (new combination reference)
Achnanthes densestriata (Hustedt) Hustedt, 1962 accepted as
Navicula densestriata var. densestriata Hustedt, 1922 (new combination reference)
Navicula brekkaensis f. biggiba (Hustedt in Schmidt et al.) Hustedt, 1962 (new combination reference)
Navicula brekkaensis f. biggiba (Hustedt) Hustedt accepted as
Navicula brekkaensis var. bigibba Hustedt, 1937 (new combination reference)
Navicula bulnheimii var. elliptica 'Grunow in Van Heurck' Hustedt (original description)
Navicula complanatoides Hustedt, 1987 (original description)
Navicula complanatula Hustedt, 1987 (original description)
Navicula damasii Hustedt, 1962 (original description)
Navicula densepunctata Hustedt, 1962 (original description)
Navicula dispensata f. constricta (Manguin) Manguin (new combination reference)
Navicula dispensata f. dispensata Hustedt & Manguin in Hustedt, 1962 (original description)
Navicula dispensata f. rostrata (Manguin) Manguin (new combination reference)
Navicula fennica Hustedt, 1962 accepted as
Nupela fennica (Hustedt) H. Lange-Bertalot in Krammer & Lange-Bertalot, 2004 (original description)
Navicula grevilleoides Hustedt, 1962 (original description)
Navicula hagelsteinii Hustedt, 1962 (original description)
Navicula hyalosirella Hustedt, 1987 (original description)
Navicula infirmata Hustedt & Manguin in Rabenhorst, 1962 (original description)
Navicula iranensis Hustedt, 1962 (original description)
Navicula mollissima Hustedt, 1962 (original description)
Navicula neocomplanata Hustedt, 1962 (original description)
Navicula neoplicata Hustedt, 1962 (original description)
Navicula pallida Hustedt, 1962 (original description)
Navicula parsura Hustedt, 1962 (original description)
Navicula pellucidoides Hustedt, 1962 (original description)
Navicula pellucidula f. contracta (Østrup) Hustedt, 1962 (new combination reference)
Navicula pellucidula f. pellucidula Hustedt, 1962 (original description)
Navicula placenta f. genuina Hustedt, 1962 (original description)
Navicula placenta f. obtusa (Meister) Hustedt, 1962 accepted as
Navicula placenta var. obtusa F.Meister, 1932 accepted as
Decussiphycus placenta var. obtusus (F.Meister) Guiry & Gandhi, 2019 (new combination reference)
Navicula placenta f. parallela (Krasske) Hustedt, 1962 accepted as
Navicula placenta var. parallela Krasske, 1925 (new combination reference)
Navicula plicata f. constricta Hustedt, 1962 (original description)
Navicula plicatoides Hustedt, 1962 (original description)
Navicula protracta f. subcapitata (Wislouch & V.S.Poretsky) Hustedt, 1962 accepted as
Navicula lundstroemii var. subcapitata Wislouch & Poretzsky, 1924 (new combination reference)
Navicula rhombicula Hustedt, 1962 (original description)
Navicula rotaeana f. fasciata (Østrup) Hustedt, 1962 accepted as
Navicula rotaeana var. fasciata Østrup, 1910 (new combination reference)
Navicula soehrensis f. capitata Krasske, 1925 accepted as
Navicula soehrensis var. capitata Krasske, 1925 (new combination reference)
Navicula soehrensis f. muscicola (Petersen) Hustedt, 1962 (new combination reference)
Navicula strenzkei Hustedt, 1962 (original description)
Navicula subinflatoides Hustedt, 1962 (original description)
Navicula tongatensis Hustedt, 1962 accepted as
Chamaepinnularia thermophila (Manguin) C.E. Wetzel & Ector, 2016 (original description)
Navicula valens Hustedt, 1962 (original description)
Pinnularia gebhardi (G.Krasske) F.Hustedt, 1962 accepted as
Navicula gebhardi Krasske, 1938 (new combination reference)