Amphora costata sensu Fricke, 1902 (original description)
Amphora gigantea f. minor (Cleve) Fricke, 1902 accepted as
Amphora gigantea f. minor Cleve, 1895 (new combination reference)
Amphora obtusa var. typica (Cleve) Fricke, 1902 accepted as
Amphora obtusa f. typica Cleve, 1895 (new combination reference)
Anomoeoneis biceps (Ehrenberg) Fricke, 1902 accepted as
Navicula biceps var. biceps Ehrenberg, 1843 (new combination reference)
Asteromphalus stellaris (Tempère & Brun in Brun & Tempère) Fricke, 1902 accepted as
Asteromphalus stellaris var. stellaris Tempère & Brun in Brun & Tempère, 1889 (new combination reference)
Caloneis intercedens (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula intercedens Schmidt in Schmidt et al., 1890 (new combination reference)
Caloneis marginolineata (Grove & Sturt) Fricke, 1902 accepted as
Navicula marginolineata Grove & Sturt, 1887 (new combination reference)
Caloneis musca f. minor (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula musca f. minor Schmidt in Schmidt et al., 1890 (new combination reference)
Coscinodiscus concavus var. punctata Fricke, 1902 (original description)
Coscinodiscus intermedia (Grunow) Fricke, 1902 accepted as
Coscinodiscus robustus var. intermedia Grunow, 1884 (new combination reference)
Dictyoneis marginata var. elongata (Cleve in Schmidt et al.) Fricke, 1902 (new combination reference)
Diploneis gemmatula var. fossilis (Pantocsek) Fricke, 1902 (new combination reference)
Diploneis gemmatula var. minor (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula grunowii f. minor Schmidt in Schmidt et al., 1881 (new combination reference)
Diploneis gemmatula var. pristiophora (Janisch in Schmidt et al.) Fricke, 1902 accepted as
Navicula pristiophora Janisch in Schmidt et al., 1881 (new combination reference)
Diploneis prominula (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula prominula Schmidt in Schmidt et al., 1875 (new combination reference)
Diploneis sideralis (Brun in Schmidt et al.) Fricke, 1902 accepted as
Navicula sideralis Brun in Schmidt et al., 1892 (new combination reference)
Gomphonema exiguum (Ostrup) Fricke, 1902 (new combination reference)
Melosira sulcata f. hexagona (Grunow in Schmidt et al.) Fricke, 1902 (new combination reference)
Melosira sulcata f. polygona (Grunow in Schmidt et al.) Fricke, 1902 (new combination reference)
Navicula acrosphaeria f. maxima (Cleve) Fricke, 1902 (new combination reference)
Navicula adonis var. oamaruensis (Cleve) Fricke, 1902 accepted as
Diploneis adonis var. oamaruensis Cleve, 1894 (new combination reference)
Navicula affinis f. maxima (Cleve) Fricke, 1902 (new combination reference)
Navicula affinis f. media (Cleve) Fricke, 1902 (new combination reference)
Navicula affinis f. minor (Cleve) Fricke, 1902 (new combination reference)
Navicula ambigua var. digitus (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Amphora digitus A.Schmidt, 1875 (new combination reference)
Navicula aspera var. contermina (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula contermina Schmidt in Schmidt et al., 1876 (new combination reference)
Navicula aspera var. genuina (Cleve) Fricke, 1902 accepted as
Trachyneis aspera var. genuina Cleve, 1894 (new combination reference)
Navicula aspera var. neumeyeri (Janisch in Schmidt et al.) Fricke, 1902 (new combination reference)
Navicula aspera var. oblonga Fricke, 1902 (original description)
Navicula aspera var. pulchella (W.Smith) Cleve Frenguelli accepted as
Stauroneis pulchella W.Smith, 1853 (new combination reference)
Navicula aspera var. residua (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula residua Schmidt in Schmidt et al., 1876 (new combination reference)
Navicula aspera var. schmidtiana (Grunow in Schmidt et al.) Fricke, 1902 accepted as
Navicula schmidtiana Grunow in Schmidt et al., 1876 (new combination reference)
Navicula aspera var. vulgaris (Cleve) Fricke, 1902 accepted as
Trachyneis aspera var. vulgaris Cleve, 1894 (new combination reference)
Navicula bomboides f. madagascarensis (Cleve) Fricke, 1902 accepted as
Diploneis bomboides var. madagascarensis Cleve, 1894 (new combination reference)
Navicula bomboides var. moesta (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula moesta Schmidt in Schmidt et al., 1881 (new combination reference)
Navicula brebissonii var. notata (M.Peragallo & Heribaud) Fricke, 1902 accepted as
Navicula notata var. notata M. Peragallo & Héribaud in Héribaud, 1893 (new combination reference)
Navicula brevicostata var. brevicostata (Cleve) Fricke, 1902 accepted as
Pinnularia brevicostata f. brevicostata Cleve, 1891 (new combination reference)
Navicula brevicostata var. leptostauron (Cleve) Fricke, 1902 accepted as
Pinnularia brevicostata f. leptostauron Cleve, 1891 (new combination reference)
Navicula castracanei var. petitiana (Grunow in Cleve) Fricke, 1902 accepted as
Navicula petitiana Grunow in Cleve, 1881 (new combination reference)
Navicula clepsydra var. scotia (Schmidt in Schmidt et al.) Fricke, 1902 (new combination reference)
Navicula contigua var. eudoxia (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula eudoxia var. eudoxia Schmidt in Schmidt et al., 1875 (new combination reference)
Navicula contigua var. eugenia (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula eugenia A.Schmidt, 1874 (new combination reference)
Navicula crabro var. navigans (Brun in Schmidt et al.) Fricke, 1902 accepted as
Navicula navigans Brun in Schmidt et al., 1892 (new combination reference)
Navicula crabro var. o'mearii Fricke, 1902 (original description)
Navicula cynthia var. minuta (Cleve) Fricke, 1902 accepted as
Diploneis cynthia var. minuta Cleve, 1894 (new combination reference)
Navicula dactylus var. dariana (Schmidt) Fricke, 1902 accepted as
Navicula dariana f. dariana Schmidt in Schmidt et al., 1876 (new combination reference)
Navicula dactylus var. demerarae (Cleve) Fricke, 1902 accepted as
Pinnularia dactylus var. demerarae Cleve, 1895 (new combination reference)
Navicula dalmatica var. vulpecula (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula vulpecula Schmidt in Schmidt et al., 1875 (new combination reference)
Navicula divergens var. schweinfurthii (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula schweinfurthi A.W.F.Schmidt, 1876 (new combination reference)
Navicula divergens var. sublinearis (Cleve) Fricke, 1902 accepted as
Pinnularia divergens var. sublinearis Cleve, 1895 (new combination reference)
Navicula fusca var. pelagi (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula pelagi Schmidt in Schmidt et al., 1875 (new combination reference)
Navicula fusca var. subrectangularis (Cleve) Fricke, 1902 accepted as
Diploneis fusca var. subrectangularis Cleve, 1894 (new combination reference)
Navicula galapagensis var. contracta (Grunow in Schmidt; Grunow in Schmidt et al.) Fricke, 1902 accepted as
Navicula contracta Grunow in A. Schmidt, 1890 (new combination reference)
Navicula gemmata var. minor (Schmidt in Schmidt et al.) Fricke, 1902 (new combination reference)
Navicula gemmata var. typica (Cleve) Fricke, 1902 accepted as
Diploneis gemmata var. typica Cleve, 1894 (new combination reference)
Navicula gemmatula var. beyrichiana (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula beyrichiana f. beyrichiana Schmidt in Schmidt et al., 1881 (new combination reference)
Navicula gemmatula var. grunowi Fricke, 1902 (original description)
Navicula gemmatula var. lacrimans (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula lacrimans var. lacrimans Schmidt in Schmidt et al., 1875 (new combination reference)
Navicula graeffii f. minor (Cleve) Fricke, 1902 (new combination reference)
Navicula hennedyi f. bacillifera (Pantocsek) Cleve, 1895 accepted as
Navicula bacillifera Pantocsek, 1889 (new combination reference)
Navicula hennedyi var. minutula Fricke, 1902 (original description)
Navicula integra (Grunow ex Cleve) Fricke, 1902 accepted as
Pinnularia integra Grunow ex Cleve, 1895 (new combination reference)
Navicula interrupta f. biceps (Gregory) Fricke, 1902 accepted as
Pinnularia biceps f. biceps Gregory, 1856 (new combination reference)
Navicula interrupta f. stauroneiformis (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula termes var. stauroneiformis A.W.F.Schmidt, 1876 (new combination reference)
Navicula interrupta var. clancula (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula clancula A.Schmidt, 1875 (new combination reference)
Navicula interrupta var. crassior (Grunow) Fricke, 1902 accepted as
Navicula globiceps var. crassior Grunow, 1880 (new combination reference)
Navicula latevittata var. domingensis (Cleve) Fricke, 1902 accepted as
Pinnularia latevittata var. domingensis Cleve, 1894 (new combination reference)
Navicula latevittata var. latevittata (Cleve) Fricke, 1902 accepted as
Pinnularia latevittata f. latevittata Cleve, 1894 (new combination reference)
Navicula legumen var. florentina (Grunow in Cleve & Möller) Fricke, 1902 accepted as
Navicula florentina Grunow, 1877 (new combination reference)
Navicula liber f. genuina (Cleve) Fricke, 1902 accepted as
Caloneis liber f. genuina Cleve, 1894 (new combination reference)
Navicula liber var. excentrica (Grunow) Fricke, 1902 accepted as
Navicula excentrica f. excentrica Grunow, 1860 (new combination reference)
Navicula litoralis var. hospes (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula hospes Schmidt in Schmidt et al., 1875 (new combination reference)
Navicula major f. transversa (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula transversa A.Schmidt, 1876 (new combination reference)
Navicula major var. heroina (Schmidt) Fricke, 1902 accepted as
Navicula heroina A.W.F.Schmidt, 1876 (new combination reference)
Navicula major var. subacuta (Ehrenberg) Fricke, 1902 accepted as
Pinnularia subacuta Ehrenberg, 1854 (new combination reference)
Navicula mauleri var. borussica (Cleve) Fricke, 1902 accepted as
Diploneis mauleri var. borussica (Cleve) Cleve (new combination reference)
Navicula maxima f. lanceolata (Cleve) Fricke, 1902 (new combination reference)
Navicula mesolepta var. angusta (Cleve) Fricke, 1902 accepted as
Pinnularia mesolepta f. angusta (Cleve) Hustedt, 1930 (new combination reference)
Navicula mesolepta var. polyonca (Brébisson) Fricke, 1902 accepted as
Navicula polyonca Brébisson, 1849 (new combination reference)
Navicula microtatos var. christianii (Gascoyne in Vorce) Fricke, 1902 accepted as
Raphidodiscus christianii W.J.Gascoyne ex T.Christian, 1887 † (new combination reference)
Navicula musca var. mirabilis (Leuduger-Fortmorel) Fricke, 1902 accepted as
Navicula mirabilis f. mirabilis Leuduger-Fortmorel, 1879 (new combination reference)
Navicula muscaeformis var. genuina (Cleve) Fricke, 1902 accepted as
Diploneis muscaeformis var. genuina Cleve, 1894 (new combination reference)
Navicula muscaeformis var. placida (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula placida var. placida Schmidt in Schmidt et al., 1892 (new combination reference)
Navicula nitescens var. serratula (Grunow in Schmidt et al.) Fricke, 1902 accepted as
Navicula serratula Grunow in Schmidt et al., 1875 (new combination reference)
Navicula notabilis f. genuina (Cleve) Fricke, 1902 (new combination reference)
Navicula o'mearii var. pusilla (Cleve in Schmidt et al.) Fricke, 1902 accepted as
Diploneis o'mearii var. pusilla Cleve, 1892 (new combination reference)
Navicula paulensis (Grunow Ms. in Cleve) Fricke, 1902 accepted as
Pinnularia paulensis Grunow ex Cleve, 1895 (new combination reference)
Navicula polygramma sensu Fricke, 1902 accepted as
Stauroneis polygramma Ehrenberg, 1843 (original description)
Navicula powelli var. bartholomei (Cleve) Fricke, 1902 accepted as
Navicula bartholomei Cleve, 1878 (new combination reference)
Navicula robusta var. subelliptica (Cleve) Fricke, 1902 accepted as
Caloneis robusta var. subelliptica Cleve, 1894 (new combination reference)
Navicula schumanniana var. trinodis (Lewis) Fricke, 1902 (new combination reference)
Navicula sphaerophora var. biceps (Ehrenberg) Fricke, 1902 accepted as
Navicula biceps var. biceps Ehrenberg, 1843 (new combination reference)
Navicula viridis f. fallax (Cleve) Fricke, 1902 accepted as
Pinnularia viridis f. fallax Cleve, 1895 (new combination reference)
Navicula viridis f. leptogongyla (Ehrenberg; Grunow in Schmidt et al.) Fricke, 1902 accepted as
Navicula leptogongyla Ehrenberg, 1843 (new combination reference)
Navicula viridis var. intermedia (Cleve) Fricke, 1902 accepted as
Pinnularia viridis var. intermedia Cleve, 1891 (new combination reference)
Navicula viridis var. rupestris (Hantzsch) Fricke, 1902 accepted as
Pinnularia rupestris Hantzsch, 1861 (new combination reference)
Pinnularia interrupta var. clancula (Schmidt in Schmidt et al.) Fricke, 1902 accepted as
Navicula clancula A.Schmidt, 1875 (new combination reference)
Pinnularia termitina (Ehrenberg) R.M.Patrick, 1966 (new combination reference)
Triceratium trisulcum var. cuneata Fricke, 1902 (original description)