• Achnanthes bahusiensis (Grunow) Lange-Bert., 1989 accepted as Astartiella bahusiensis (Grunow) Witkowski, Lange-Bertalot & Metzeltin, 1998 accepted as Navicula minuscula var. bahusiensis Grunow, 1880
• Achnanthes brevipes C.Agardh, 1824
• Achnanthes brevipes var. intermedia (Kützing) Cleve, 1895 accepted as Achnanthes intermedia Kützing, 1833
• Achnanthes delicatula (Kützing) Grunow in Cleve & Grunow, 1880 accepted as Planothidium delicatulum (Kützing) Round & Bukhtiyarova, 1996 accepted as Achnanthidium delicatulum f. delicatulum Kützing, 1844
• Achnanthes delicatula subsp. hauckiana (Grunow) Lange-Bertalot & Ruppel, 1980 accepted as Planothidium hauckianum (Grunow) Round & Bukhtiyarova, 1996
• Achnanthes hauckiana Grunow, 1880 (uncertain > unassessed)
• Achnanthes hauckiana var. hauckiana Grunow in Cleve & Grunow, 1880 (uncertain > unassessed)
• Achnanthes hauckiana var. rostrata Schulz, 1926 (uncertain > unassessed)
• Achnanthes intermedia Kützing, 1833 (uncertain > unassessed)
• Achnanthes longipes C.Agardh, 1824
• Achnanthes obliqua (Gregory) Hustedt, 1924 accepted as Gololobovia obliqua (W.Gregory) Kulikovskiy, Glushchenko & Kociolek in Kulikovskiy et al., 2020
• Achnanthes subsessilis Kützing, 1833 accepted as Achnanthes brevipes var. intermedia (Kützing) Cleve, 1895 accepted as Achnanthes intermedia Kützing, 1833
• Achnanthes taeniata Grunow, 1880 accepted as Pauliella taeniata (Grunow) F.E.Round & P.W.Basson, 1997
• Achnanthidium delicatulum sensu Schumann, 1867 (uncertain > unassessed)
• Achnanthidium delicatulum f. delicatulum Kützing, 1844 (uncertain > unassessed)
• Adlafia minuscula (Grunow) Lange-Bertalot, 1999
• Amphipleura pellucida (Kützing) Kützing, 1844
• Amphipleura sigmoidea W.Smith, 1853 (uncertain > unassessed)
• Amphiprora alata (Ehrenberg) Kützing, 1844 accepted as Entomoneis alata (Ehrenberg) Ehrenberg, 1845
• Amphiprora concilians Cleve, 1896 (uncertain > unassessed)
• Amphiprora duplex Donkin, 1858
• Amphiprora duplex var. duplex Donkin, 1858 (uncertain > unassessed)
• Amphiprora hyalina Greville, 1865 (uncertain > unassessed)
• Amphiprora kjellmanii Cleve, 1880 accepted as Entomoneis kjellmanii (Cleve) Poulin & Cardinal, 1983 accepted as Amphiprora kjellmanii var. kjellmanii Cleve in Cleve & Grunow, 1880
• Amphiprora kjellmanii var. kjellmanii Cleve in Cleve & Grunow, 1880 (uncertain > unassessed)
• Amphiprora longa Cleve, 1873 (uncertain > unassessed)
• Amphiprora paludosa W.Smith, 1853 accepted as Entomoneis paludosa (W.Smith) Reimer, 1975
• Amphiprora paludosa var. paludosa W. Smith, 1853 accepted as Entomoneis paludosa (W.Smith) Reimer, 1975
• Amphiprora surirelloides Hendey, 1951 (uncertain > unassessed)
• Amphora coffeaeformis (C.Agardh) Kützing, 1844 accepted as Halamphora coffeiformis (C.Agardh) Levkov, 2009
• Amphora costata W.Smith, 1853 accepted as Halamphora costata (W.Smith) Levkov, 2009
• Amphora costata var. costata W. Smith, 1853 (uncertain > unassessed)
• Amphora laevis Gregory, 1857
• Amphora laevis var. laevissima (Greg.) Cleve, 1896
• Amphora ovalis (Kützing) Kützing, 1844
• Amphora robusta Gregory, 1857
• Arcuatasigma closterioides (Grunow) G.Reid, 2012
• Astartiella bahusiensis (Grunow) Witkowski, Lange-Bertalot & Metzeltin, 1998 accepted as Navicula minuscula var. bahusiensis Grunow, 1880
• Bacillaria cistula Ehrenberg, 1828 (uncertain > unassessed)
• Bacillaria interrupta Ehrenberg in Hemprich & Ehrenberg, 1828 (uncertain > unassessed)
• Bacillaria paradoxa J.F.Gmelin, 1791 accepted as Bacillaria paxillifera (O.F.Müller) T.Marsson, 1901
• Bacillaria paxillifer (O.F.Müller) T.Marsson, 1901 accepted as Bacillaria paxillifera (O.F.Müller) T.Marsson, 1901
• Bacillaria paxillifer var. tumidula (Grunow) Witkowski, Lange-Bertalot & Metzeltin, 2000
• Bacillaria paxillifera (O.F.Müller) T.Marsson, 1901 (uncertain > unassessed)
• Berkeleya rutilans (Trentepohl ex Roth) Grunow, 1880 (uncertain > unassessed)
• Brachysira vitrea (Grunow) R.Ross, 1986 accepted as Gomphonema vitreum Grunow, 1878
• Brebissonia boeckii (Ehrenberg) E.O'Meara, 1875 accepted as Cocconema boeckii Ehrenberg, 1838
• Brebissonia lanceolata (C.Agardh) Mahoney & Reimer, 1986 accepted as Gomphonema lanceolatum C.Agardh, 1831
• Caloneis limosa (Kützing) R.M.Patrick, 1966 accepted as Navicula limosa f. limosa Kützing, 1844
• Caloneis linearis (Grunow) Boyer, 1927 accepted as Navicula linearis Grunow, 1860
• Caloneis permagna (Bailey) Cleve, 1894
• Caloneis schumanniana (Grunow) Cleve, 1894
• Campylodiscus echeneis Ehrenberg ex Kützing, 1844 accepted as Coronia echeneis (Ehrenberg ex Kützing) Ehrenberg, 1912
• Campylodiscus fastuosus Ehrenberg, 1845
• Campylodiscus ralfsii W.Smith, 1853
• Campylodiscus spiralis (Kützing) W.Smith, 1851 accepted as Surirella spiralis Kützing, 1844 accepted as Spirodiscina spiralis (Kütz.) S.Blanco & C.E.Wetzel, 2016
• Cocconeis distans W.Gregory, 1855 (uncertain > unassessed)
• Cocconeis euglypta Ehrenberg, 1854 (uncertain > unassessed)
• Cocconeis lineata Ehrenberg, 1843 (uncertain > unassessed)
• Cocconeis pediculus Ehrenberg, 1838
• Cocconeis placentula Ehrenberg, 1838
• Cocconeis placentula var. euglypta (Ehrenberg) Grunow, 1884 accepted as Cocconeis euglypta Ehrenberg, 1854
• Cocconeis placentula var. lineata (Ehrenberg) van Heurck, 1885 accepted as Cocconeis lineata Ehrenberg, 1843
• Cocconeis placentula var. placentula Ehrenberg, 1838
• Cocconeis scutellum Ehrenberg, 1838
• Cocconeis sublittoralis Hendey, 1951 (uncertain > unassessed)
• Cocconema boeckii Ehrenberg, 1838 (uncertain > unassessed)
• Cocconema cistula (Ehrenberg) Ehrenberg, 1831 (uncertain > unassessed)
• Cocconema tumidum Brébisson, 1849 accepted as Cymbella tumida (Brébisson) van Heurck, 1880 accepted as Cocconema tumidum f. tumidum Brébisson ex Kützing, 1849
• Cocconema tumidum f. tumidum Brébisson ex Kützing, 1849 (uncertain > unassessed)
• Colletonema subcohaerens Thwaites, 1848 accepted as Schizonema subcohaerens Thwaites, 1848
• Craspedostauros amphoroides (Grunow ex A.Schmidt) E.J.Cox, 1999 accepted as Stauroneis amphoroides Grunow in Schmidt et al., 1875
• Cylindrotheca closterium (Ehrenberg) Reimann & J.C.Lewin, 1964
• Cylindrotheca gracilis (Brébisson ex Kützing) Grunow, 1882 (uncertain > unassessed)
• Cymatopleura elliptica (Brébisson) W.Smith, 1851 (uncertain > unassessed)
• Cymbella aspera (Ehrenberg) Cleve, 1894
• Cymbella cistula (Ehrenberg) O.Kirchner, 1878 accepted as Bacillaria cistula Ehrenberg, 1828
• Cymbella cuspidata Kützing, 1844 † (uncertain > unassessed)
• Cymbella ehrenbergii Kützing, 1844 † (uncertain > unassessed)
• Cymbella inaequalis (Ehrenberg) Rabenhorst, 1847 † accepted as Cymbopleura inaequalis (Ehrenberg) Krammer, 2003 accepted as Navicula inaequalis Ehrenberg, 1836 †
• Cymbella lanceolata (C.Agardh) Kirchner, 1878 accepted as Brebissonia lanceolata (C.Agardh) Mahoney & Reimer, 1986 accepted as Gomphonema lanceolatum C.Agardh, 1831
• Cymbella tumida (Brébisson) van Heurck, 1880 accepted as Cocconema tumidum f. tumidum Brébisson ex Kützing, 1849
• Cymbopleura cuspidata (Kützing) Krammer, 2003 † accepted as Cymbella cuspidata Kützing, 1844 †
• Cymbopleura inaequalis (Ehrenberg) Krammer, 2003 accepted as Navicula inaequalis Ehrenberg, 1836 †
• Delphineis surirella (Ehrenberg) G.W.Andrews, 1981 † accepted as Zygoceros surirella Ehrenberg, 1840
• Didymosphenia geminata (Lyngbye) M.Schmidt, 1899 (uncertain > unassessed)
• Diploneis bombus (Ehrenberg) Ehrenberg, 1853 (uncertain > unassessed)
• Diploneis crabro (Ehrenberg) Ehrenberg, 1854 accepted as Pinnularia crabro Ehrenberg, 1844
• Diploneis didymus (Ehrenberg) Ehrenberg, 1839 accepted as Pinnularia didyma Ehrenberg, 1844
• Diploneis elliptica (Kützing) Cleve, 1894
• Diploneis interrupta (Kützing) Cleve, 1894 accepted as Navicula interrupta var. interrupta Kützing, 1844
• Diploneis littoralis (Donkin) Cleve, 1894
• Diploneis littoralis var. arctica
• Diploneis littoralis var. clathrata (Ostr.) Cleve, 1896
• Diploneis ovalis (Hilse) Cleve, 1891 accepted as Pinnularia ovalis Hilse, 1860
• Diploneis smithii (Brébisson) Cleve, 1894 accepted as Navicula smithii f. smithii Brébisson in W. Smith, 1856
• Encyonema triangulum (Ehrenberg) Kützing, 1849 accepted as Gloeonema triangulum Ehrenberg, 1845
• Entomoneis alata (Ehrenberg) Ehrenberg, 1845
• Entomoneis kjellmanii (Cleve) Poulin & Cardinal, 1983 accepted as Amphiprora kjellmanii var. kjellmanii Cleve in Cleve & Grunow, 1880
• Entomoneis paludosa (W.Smith) Reimer, 1975