Achnanthes biasolettiana var. jackii (Rabenh.) A.Cleve, 1932 accepted as
Achnanthidium jackii Rabenhorst, 1861 (new combination reference)
Achnanthes delicatula var. rostrata (Schulz) Cleve-Euler, 1932 accepted as
Achnanthes hauckiana var. rostrata Schulz, 1926 (new combination reference)
Achnanthes elliptica var. elliptica (Cleve) Cleve-Euler, 1932 accepted as
Achnanthes lanceolata var. elliptica Cleve, 1891 (new combination reference)
Achnanthes elliptica var. elongata Cleve-Euler, 1932 (original description)
Achnanthes elliptica var. minor (Schulz) Cleve-Euler, 1932 accepted as
Achnanthes lanceolata f. minor Schulz, 1926 (new combination reference)
Achnanthes hungarica f. polygonata Cleve-Euler, 1932 (original description)
Achnanthes hungarica f. semicruciata Cleve-Euler, 1932 (original description)
Achnanthes hungarica var. andicola (Cleve) Østrup, 1910 accepted as
Schizostauron andicolum Cleve, 1881 (new combination reference)
Achnanthes lanceolata f. diminuta Cleve-Euler, 1932 (original description)
Achnanthes linearis f. exilis Cleve-Euler, 1932 (original description)
Achnanthes microcephala f. magna Cleve-Euler, 1932 (original description)
Achnanthes minutissima f. gracillima (Meister) Cleve-Euler, 1932 accepted as
Microneis gracillima Meister, 1912 (new combination reference)
Achnanthes minutissima f. inconspicua (Østrup) Cleve-Euler, 1932 accepted as
Achnanthes minutissima var. inconspicua Østrup, 1910 (new combination reference)
Achnanthes Schulzii Cleve-Euler, 1932 (original description)
Amphora crucifera Cleve-Euler, 1932 (original description)
Amphora libyca var. vittata Cleve-Euler, 1932 (original description)
Amphora ovalis var. vittata Cleve-Euler, 1932 (original description)
Amphora pusio var. crucifera Cleve-Euler, 1932 (original description)
Amphora thumensis (Mayer) Krieger, 1929 † accepted as
Amphora coffeaeformis var. thumensis Mayer, 1919 (new combination reference)
Caloneis bacillaris (Gregory) Cleve (original description)
Caloneis bacillaris f. lacunarum (Grunow) Cleve-Euler, 1932 (new combination reference)
Caloneis bacillaris f. semiinterrupta Cleve-Euler, 1932 (original description)
Caloneis fontinalis (Grunow) Cleve-Euler, 1932 (new combination reference)
Caloneis schilberszkyi var. gibba (Pantocsek) Cleve-Euler, 1932 accepted as
Navicula schilberszkyi var. gibba Pantocsek, 1902 (new combination reference)
Caloneis silicula f. diminuta Cleve-Euler, 1932 (original description)
Caloneis silicula f. lata Cleve-Euler, 1932 (original description)
Caloneis silicula var. gibberula (Kützing) Cleve, 1894 accepted as
Navicula gibberula var. gibberula Kützing, 1844 (new combination reference)
Caloneis silicula var. ventricosa (Ehrenberg) (Donkin) Cleve, 1894 accepted as
Navicula ventricosa var. ventricosa Ehrenberg, 1830 (original description)
Caloneis toussiengii Cleve-Euler, 1932 (original description)
Campylodiscus hibernicus var. sublaevis (Meister) Cleve-Euler, 1932 accepted as
Campylodiscus noricus var. sublaevis Meister, 1912 (new combination reference)
Cocconeis pediculus var. baltica (Juhlin-Dannfelt) Cleve-Euler, 1932 accepted as
Cocconeis placentula var. baltica Juhlin-Dannfelt, 1882 (new combination reference)
Cyclotella meneghiniana var. rectangulata Cleve-Euler, 1932 (original description)
Cyclotella operculata var. ocellata (Pantocsek) Cleve-Euler, 1932 accepted as
Lindavia ocellata (Pantocsek) Nakov et al., 2015 accepted as
Pantocsekiella ocellata (Pantocsek, 1901) K.T. Kiss & Ács, 2016 (new combination reference)
Cymatopleura elliptica f. imperfecta Cleve-Euler, 1932 (original description)
Cymatopleura elliptica var. angulata (Greville) Cleve-Euler, 1932 accepted as
Cymatopleura angulata Greville, 1862 (new combination reference)
Cymatopleura elliptica var. brunii Cleve-Euler, 1932 (original description)
Cymatopleura solea f. reducta Cleve-Euler, 1932 (original description)
Cymbella amphicephala var. differta Cleve-Euler, 1932 † (original description)
Cymbella amphicephala var. intermedia Cleve-Euler, 1932 (original description)
Cymbella austriaca var. reducta Cleve-Euler, 1932 (original description)
Cymbella austriaca var. subrhomboidea (Østrup) Cleve-Euler, 1932 accepted as
Cymbella cymbiformis var. subrhomboidea Østrup, 1910 (new combination reference)
Cymbella austriaca var. ventricosa Cleve-Euler, 1932 (original description)
Cymbella cistula f. gibbosa (Pantocsek) Cleve-Euler, 1932 accepted as
Cymbella gibbosa Pantocsek, 1902 (new combination reference)
Cymbella cistula f. minor Cleve-Euler, 1932 (original description)
Cymbella cistula var. crassa (Grunow) Cleve-Euler, 1932 † accepted as
Cymbella gastroides var. crassa Grunow, 1882 † accepted as
Cymbella crassa (Grunow) Krammer, 2002 † (new combination reference)
Cymbella cymbiformis f. excisa Cleve-Euler, 1932 (original description)
Cymbella cymbiformis var. curvata Cleve-Euler, 1932 (original description)
Cymbella ehrenbergii f. ventricosa Cleve-Euler, 1932 (original description)
Cymbella hauckii Cleve-Euler, 1932 (original description)
Cymbella hungarica var. signata (Pantocsek) Cleve-Euler, 1932 accepted as
Cymbella signata Pantocsek, 1902 (new combination reference)
Cymbella incerta var. oblonga (Fontell) Cleve-Euler, 1932 accepted as
Cymbella aequalis var. oblonga Fontell, 1917 (new combination reference)
Cymbella lanceolata f. minor Cleve-Euler, 1932 (original description)
Cymbella microcephala var. major (Grunow) Cleve-Euler, 1932 accepted as
Cymbella microcephala f. major Grunow, 1880 (new combination reference)
Cymbella nerei var. caldostagnensis (Prudent) Cleve-Euler, 1932 accepted as
Cymbella cistula var. caldostagnensis Prudent, 1905 (new combination reference)
Cymbella nerei var. caldostagnensis Cleve-Euler, 1932 (original description)
Cymbella nerei var. inflata (Pantocsek) Cleve-Euler, 1932 accepted as
Cymbella cistula var. inflata Pantocsek, 1902 (new combination reference)
Cymbella obtusa var. baltica Cleve-Euler, 1932 (original description)
Cymbella obtusa var. subaequalis (Grunow) Cleve-Euler, 1932 accepted as
Cymbella subaequalis Grunow, 1880 (new combination reference)
Cymbella parva var. hungarica (Grunow) Cleve, 1932 accepted as
Cocconema hungaricum Grunow, 1875 (new combination reference)
Cymbella sturii f. minor Cleve-Euler, 1932 (original description)
Cymbella suecica A.Cleve, 1930 (original description)
Cymbella turgida var. robusta (Cleve-Euler) Cleve-Euler, 1932 accepted as
Cymbella robusta Cleve-Euler in Halden, 1917 (new combination reference)
Cymbella turgida var. valida (Pantocsek) Cleve-Euler, 1932 accepted as
Encyonema validum Pantocsek, 1902 (new combination reference)
Cymbella ventricosa f. minor Cleve-Euler, 1932 (original description)
Cymbella ventricosa f. minuta (Hilse in Rabenhorst) Mayer, 1913 accepted as
Cymbella minuta Hilse, 1862 (new combination reference)
Cymbella ventricosa var. genuina Cleve-Euler, 1932 (original description)
Cymbella ventricosa var. ovata Grunow accepted as
Encyonema caespitosum var. ovata Grunow in Schmidt et al., 1875 (new combination reference)
Diatoma tenue f. abbreviata (Pantocsek) Cleve-Euler, 1932 accepted as
Diatoma vulgare f. abbreviata Pantocsek, 1902 accepted as
Diatoma vulgaris f. abbreviata Pantocsek (new combination reference)
Diatoma tenue f. reducta Cleve-Euler, 1932 (original description)
Diatoma tenue f. subcapitata (Østrup) Cleve-Euler, 1932 accepted as
Diatoma pectinale var. subcapitata Østrup, 1910 (new combination reference)
Diatoma tenue var. heurckii (Pantocsek) Cleve-Euler, 1932 accepted as
Diatoma vulgare f. abbreviata Pantocsek, 1902 accepted as
Diatoma vulgaris f. abbreviata Pantocsek (new combination reference)
Diatoma tenue var. vanheurckii Cleve-Euler, 1932 (original description)
Diploneis ovalis f. baltica Cleve-Euler, 1932 (original description)
Diploneis ovalis var. validior Cleve-Euler, 1932 (original description)
Epithemia argus var. impressa Cleve-Euler, 1932 (original description)
Epithemia argus var. medioconstricta Cleve-Euler, 1932 (original description)
Epithemia cistula Cleve-Euler, 1932 (original description)
Epithemia cistula var. acuta Cleve-Euler, 1932 (original description)
Epithemia hyndmanii var. meisteri Cleve-Euler, 1932 (original description)
Epithemia sorex var. acuta Cleve-Euler, 1932 (original description)
Epithemia sorex var. undulata Cleve-Euler, 1932 (original description)
Epithemia zebra f. bidens (A. Cleve) Cleve-Euler, 1932 accepted as
Epithemia zebra var. bidens A. Cleve, 1895 (new combination reference)
Eunotia lunaris f. bilunaris (Grunow) Cleve-Euler, 1932 accepted as
Eunotia lunaris var. bilunaris Mayer, 1918 (new combination reference)
Eunotia lunaris var. hustedtii Cleve-Euler, 1932 (original description)
Eunotia lunaris var. lunaris (Grunow) Cleve-Euler, 1932 (new combination reference)
Eunotia lunaris var. turgidula Cleve-Euler, 1932 (original description)
Eunotia paludosa var. pumila Cleve-Euler, 1932 (original description)
Eunotia pectinalis f. directa Cleve-Euler, 1932 (original description)
Eunotia revoluta Cleve-Euler, 1932 (original description)
Eunotia veneris var. obtusiuscula (Grunow) van Heurck, 1896 accepted as
Eunotia incisa var. obtusiuscula Grunow, 1881 (new combination reference)
Fragilaria bidens var. paucistriata Cleve-Euler, 1932 (original description)
Fragilaria brevistriata var. trigibba (Pantocsek) Hustedt, 1930 accepted as
Fragilaria trigibba Pantocsek, 1902 (new combination reference)
Fragilaria capucina var. delicatula Cleve-Euler, 1932 (original description)
Fragilaria construens f. cruciata Cleve-Euler, 1932 (original description)
Fragilaria construens f. inaequilatera Cleve-Euler, 1932 (original description)
Fragilaria construens f. subconstricta Cleve-Euler, 1932 (original description)
Fragilaria construens var. asymmetrica (Cleve-Euler) Cleve-Euler, 1932 accepted as
Fragilaria mutabilis var. asymmetrica A. Cleve-Euler, 1922 (new combination reference)
Fragilaria construens var. major Cleve-Euler, 1932 (original description)
Fragilaria heidenii var. abbreviata Cleve-Euler, 1932 (original description)
Fragilaria intermedia f. deformis (Grunow) Cleve-Euler (original description)