Caloneis alpestris f. interrupta Cleve-Euler, 1955 (original description)
Caloneis alpestris var. mayeri Cleve-Euler, 1955 (original description)
Caloneis amphisbaena var. compacta (A. Berg) Cleve-Euler, 1955 accepted as
Caloneis amphisbaena f. compacta A. Berg, 1952 (new combination reference)
Caloneis amphisbaena var. genuina Cleve-Euler, 1955 (original description)
Caloneis bacillaris f. continua Fontell ex Cleve-Euler, 1955 (original description)
Caloneis bacillaris f. continua Cleve-Euler, 1955 (original description)
Caloneis bacillaris f. interrupta Cleve-Euler, 1955 (original description)
Caloneis bacillaris f. subconstricta Cleve-Euler, 1955 (original description)
Caloneis bacillaris var. cuneata (Kolbe & Krieger) Cleve-Euler, 1955 accepted as
Caloneis bacillum f. cuneata Kolbe & Krieger, 1942 (new combination reference)
Caloneis bacillaris var. genuina Cleve-Euler, 1955 (original description)
Caloneis bacillaris var. gracilis (Hustedt) Cleve-Euler, 1955 accepted as
Pinnularia leptosoma var. gracilis Hustedt, 1937 (new combination reference)
Caloneis bacillaris var. kuolensis (Cleve-Euler) Cleve-Euler, 1955 accepted as
Caloneis ventricosa var. kuolensis Cleve-Euler, 1934 (new combination reference)
Caloneis bacillaris var. robusta (Fontell) Cleve-Euler, 1955 accepted as
Caloneis fasciata var. robusta Fontell, 1917 (new combination reference)
Caloneis bacillaris var. subrectangularis (Cleve-Euler) Cleve-Euler, 1955 accepted as
Caloneis fasciata var. subrectangularis Cleve-Euler, 1939 (new combination reference)
Caloneis bacillaris var. ventralis Cleve-Euler, 1955 (original description)
Caloneis bacillum f. constricta (Mayer) Cleve-Euler, 1955 accepted as
Caloneis bacillum var. constricta Mayer, 1941 (new combination reference)
Caloneis bacillum var. inconstantissima (Grunow in Van Heurck) Cleve-Euler, 1955 accepted as
Navicula bacillaris var. inconstantissima Grunow in Van Heurck, 1880 (new combination reference)
Caloneis bacillum var. lenticularis (Østrup) Cleve-Euler, 1955 accepted as
Caloneis fasciata var. lenticularis Østrup, 1901 (new combination reference)
Caloneis backmanii f. continua Cleve-Euler, 1955 (original description)
Caloneis backmanii f. densestriata Cleve-Euler, 1955 (original description)
Caloneis backmanii f. fasciata Cleve-Euler, 1955 (original description)
Caloneis backmanii f. genuina Cleve-Euler, 1955 (original description)
Caloneis backmanii f. interrupta Cleve-Euler, 1955 (original description)
Caloneis backmanii f. stauroneiformis (Cleve-Euler in Backman & Cleve-Euler) Cleve-Euler, 1955 accepted as
Caloneis backmanii var. stauroneiformis Cleve-Euler in Backman & Cleve-Euler, 1922 (new combination reference)
Caloneis backmanii f. subcuneata Cleve-Euler, 1955 (original description)
Caloneis backmanii var. intermedia Cleve-Euler, 1955 (original description)
Caloneis backmanii var. lagerstedtii Cleve-Euler, 1955 (original description)
Caloneis backmanii var. latefasciata Cleve-Euler, 1955 (original description)
Caloneis backmanii var. subconstricta Cleve-Euler, 1955 (original description)
Caloneis brevis var. typica Cleve-Euler, 1955 (original description)
Caloneis fenzlioides Cleve-Euler, 1955 (original description)
Caloneis formosa var. liburnica (Grunow) Cleve-Euler, 1955 accepted as
Navicula liburnica Grunow, 1860 (new combination reference)
Caloneis hyalina Cleve-Euler, 1955 (original description)
Caloneis ladogensis f. elliptica Cleve-Euler, 1955 (original description)
Caloneis ladogensis f. fraudulenta Cleve-Euler, 1955 (original description)
Caloneis ladogensis f. genuina Cleve-Euler, 1955 (original description)
Caloneis ladogensis f. oblongata Cleve-Euler, 1955 (original description)
Caloneis ladogensis var. pusilla Cleve-Euler, 1955 (original description)
Caloneis latiuscula var. genuina Cleve-Euler, 1955 (original description)
Caloneis levanderi var. densestriata Cleve-Euler, 1955 (original description)
Caloneis levanderi var. genuina Cleve-Euler, 1955 (original description)
Caloneis levanderi var. levanderi (Hustedt) Cleve-Euler, 1955 accepted as
Navicula levanderi Hustedt, 1934 (new combination reference)
Caloneis opulenta (Hustedt) Cleve-Euler, 1955 accepted as
Neidium opulentum Hustedt, 1939 (new combination reference)
Caloneis procera f. genuina Cleve-Euler, 1955 (original description)
Caloneis procera f. parallela Cleve-Euler, 1955 (original description)
Caloneis pulchra var. brevistriata (Otto Müller) Cleve-Euler, 1955 (new combination reference)
Caloneis pulchra var. genuina Cleve-Euler, 1955 (original description)
Caloneis silicula f. acuta Cleve-Euler, 1955 (original description)
Caloneis silicula f. pusilla Cleve-Euler, 1955 (original description)
Caloneis silicula var. biconstricta (Østrup) Cleve-Euler, 1955 accepted as
Caloneis silicula var. biconstricta Østrup, 1910 (new combination reference)
Caloneis silicula var. diminuta (Cleve-Euler) Cleve-Euler, 1955 accepted as
Caloneis silicula f. diminuta Cleve-Euler, 1932 (new combination reference)
Caloneis silicula var. kjellmaniana Cleve accepted as
Navicula ventricosa var. kjellmaniana Cleve in Cleve & Grunow, 1880 (new combination reference)
Caloneis silicula var. warmingii (Østrup) Cleve-Euler, 1955 accepted as
Caloneis warmingii var. warmingii Østrup, 1910 (new combination reference)
Caloneis subundulata var. furcata (Cleve-Euler) Cleve-Euler, 1955 accepted as
Caloneis furcata Cleve-Euler, 1915 (new combination reference)
Caloneis subundulata var. grunowii Cleve-Euler, 1955 (original description)
Caloneis subundulata var. subundulata (Grunow in Cleve & Grunow) Cleve-Euler, 1955 accepted as
Navicula ventricosa var. subundulata Grunow, 1880 (new combination reference)
Caloneis toussiengii var. genuina Cleve-Euler, 1955 (original description)
Caloneis toussiengii var. interrupta Cleve-Euler, 1955 (original description)
Caloneis trochus f. fasciata (Hustedt) Cleve-Euler, 1955 accepted as
Caloneis schumanniana var. fasciata Hustedt, 1922 (new combination reference)
Caloneis trochus f. minuta Cleve-Euler, 1955 (original description)
Caloneis trochus f. typica Cleve-Euler, 1955 (original description)
Caloneis trochus var. parallela Cleve-Euler, 1955 (original description)
Caloneis trochus var. schilberszkyi (Pantocsek) Cleve-Euler, 1955 accepted as
Navicula schilberszkyi var. schilberszkyi Pantocsek, 1902 (new combination reference)
Caloneis trochus var. signata (Meister) Cleve-Euler, 1955 accepted as
Caloneis silicula var. signata Meister, 1912 (new combination reference)
Caloneis trochus var. trinodis (Cleve) Cleve-Euler, 1955 accepted as
Caloneis schumanniana f. trinodis Cleve, 1894 (new combination reference)
Caloneis vermlandica Cleve-Euler, 1955 (original description)
Caloneis zachariasi (Reichelt) Cleve-Euler, 1955 accepted as
Navicula zachariasi Reichelt, 1903 (new combination reference)
Caloneis zachariasi f. undulata (Schulz) Cleve-Euler, 1955 accepted as
Caloneis baltica var. undulata Schulz, 1926 (new combination reference)
Caloneis zachariasi var. baldjikiana (Pantocsek) Cleve-Euler, 1955 accepted as
Navicula sejuncta var. baldjikiana Schmidt in Schmidt et al., 1881 (new combination reference)
Caloneis zachariasi var. baltica (Cleve-Euler ex Schulz) Cleve-Euler, 1955 accepted as
Caloneis baltica var. baltica A. Cleve in Schulz, 1926 (new combination reference)
Cymbella aequalis f. linearis Cleve-Euler, 1955 (original description)
Cymbella aequalis f. platycephala (Mayer) Cleve-Euler, 1955 accepted as
Cymbella aequalis var. platycephala Mayer, 1919 (new combination reference)
Cymbella aequalis f. subundulata Cleve-Euler, 1955 (original description)
Cymbella aequalis var. grevillei Cleve-Euler, 1955 (original description)
Cymbella aequalis var. pisciculus (Gregory) Cleve-Euler, 1955 accepted as
Cymbella pisciculus var. pisciculus Gregory, 1856 (new combination reference)
Cymbella algida Cleve-Euler, 1955 (original description)
Cymbella amphicephala var. conspicua Cleve-Euler, 1955 (original description)
Cymbella amphioxys f. parallela (Cleve-Euler) Cleve-Euler, 1955 accepted as
Cymbella amphioxys var. parallela Cleve-Euler, 1934 (new combination reference)
Cymbella amphioxys f. typica Cleve-Euler, 1955 (original description)
Cymbella angustata var. inaequilatera (Lagerstedt) Cleve-Euler, 1955 accepted as
Navicula inaequilatera Lagerstedt, 1873 (new combination reference)
Cymbella angustata var. subwulffii (Cleve-Euler) Cleve-Euler, 1955 accepted as
Cymbella subwulffii Cleve-Euler, 1934 (new combination reference)
Cymbella arctica f. gothlandica Cleve-Euler, 1955 (original description)
Cymbella arctica f. typica Cleve-Euler, 1955 (original description)
Cymbella arcus Cleve-Euler, 1955 (original description)
Cymbella aspera var. genuina Cleve-Euler, 1955 (original description)
Cymbella aspera var. gigas Cleve-Euler, 1955 (original description)
Cymbella austriaca f. borealis Cleve-Euler, 1955 (original description)
Cymbella austriaca f. minuta Cleve-Euler, 1955 (original description)
Cymbella austriaca var. genuina Cleve-Euler, 1955 (original description)
Cymbella austriaca var. oestrupii Cleve-Euler, 1955 (original description)
Cymbella balatonis f. curta Cleve-Euler, 1955 (original description)
Cymbella bernensis f. subundulata Cleve-Euler, 1955 (original description)
Cymbella bernensis var. curvula Cleve-Euler, 1955 (original description)
Cymbella bernensis var. genuina Cleve-Euler, 1955 (original description)
Cymbella bipartita var. continua Cleve-Euler, 1955 (original description)
Cymbella bipartita var. dubia Cleve-Euler, 1955 (original description)
Cymbella bipartita var. genuina Cleve-Euler, 1955 (original description)
Cymbella caespitosa f. typica Cleve-Euler, 1955 (original description)
Cymbella caespitosa var. auerswaldii (Rabenhorst) Cleve-Euler, 1955 accepted as
Encyonema auerswaldii Rabenhorst, 1853 (new combination reference)
Cymbella caespitosa var. ovata (Grunow in Schmidt et al.) Cleve-Euler, 1955 accepted as
Encyonema caespitosum var. ovata Grunow in Schmidt et al., 1875 (new combination reference)