Achnanthes brevipes var. intermedia (Kützing) Cleve, 1895 accepted as
Achnanthes intermedia Kützing, 1833 (new combination reference)
Amphora coffeaeformis var. perpusilla (Grunow) Cleve, 1895 accepted as
Amphora perpusilla Grunow, 1884 accepted as
Amphora globulosa var. perpusilla Grunow, 1880 (new combination reference)
Amphora ovalis f. typica Cleve, 1895 (original description)
Amphora ovalis var. libyca (Ehrenberg) Cleve, 1895 accepted as
Amphora libyca f. libyca Ehrenberg, 1840 (new combination reference)
Cocconeis placentula var. euglypta (Ehrenberg) Grunow, 1884 accepted as
Cocconeis euglypta Ehrenberg, 1854 (new combination reference)
Cocconeis placentula var. lineata (Ehrenberg) van Heurck, 1885 accepted as
Cocconeis lineata Ehrenberg, 1843 (new combination reference)
Cocconeis placentula var. trilineata (M. Peragallo & Héribaud in Héribaud) Cleve, 1895 accepted as
Cocconeis trilineatus M. Peragallo & Héribaud in Héribaud, 1893 (new combination reference)
Cocconeis scutellum var. parva (Grunow) Cleve, 1895 accepted as
Cocconeis scutellum f. parva Grunow, 1880 (new combination reference)
Microneis P.T. Cleve, 1895 (original description)
Microneis minutissima var. cryptocephala (Grunow) Cleve, 1895 accepted as
Achnanthes minutissima var. cryptocephala Grunow, 1880 (new combination reference)
Navicula directa var. incus (Grunow) Cleve, 1896 accepted as
Navicula incus var. incus Grunow in Schmidt et al., 1876 (new combination reference)
Navicula hungarica var. capitata (Ehrenberg) Cleve, 1895 accepted as
Navicula capitata var. capitata Ehrenberg, 1838 (new combination reference)
Navicula salinarum var. intermedia (Grunow in Van Heurck) Cleve, 1895 accepted as
Navicula cryptocephala var. intermedia Grunow, 1880 (new combination reference)
Navicula viridula var. abbreviata Grunow ex Cleve, 1895 (original description)
Pinnularia quadratarea var. fluminensis (Grunow) Cleve, 1895 accepted as
Navicula fluminensis var. fluminensis Grunow, 1860 (new combination reference)