• Epithemia adnata (Kützing) Brébisson, 1838 accepted as Frustulia adnata Kützing, 1833
• Epithemia adnata var. intermedia (Hustedt) R.Ross, 1986 (uncertain > unassessed)
• Epithemia adnata var. porcellus (Kützing) Patrick, 1975 accepted as Epithemia porcellus Kützing, 1844
• Epithemia adnata var. porcellus (Kützing) R.Ross, 1950 accepted as Epithemia adnata var. porcellus (Kützing) Patrick, 1975 accepted as Epithemia porcellus Kützing, 1844
• Epithemia adnata var. saxonica (Kützing) R.M.Patrick, 1975 accepted as Epithemia saxonica Kützing, 1844
• Epithemia argus (Ehrenberg) Kützing, 1844 accepted as Eunotia argus Ehrenberg, 1843
• Epithemia frickei Krammer in H.Lange-Bertalot & Krammer, 1987
• Epithemia gibba (Ehrenberg) Kützing, 1844 accepted as Navicula gibba Ehrenberg, 1830
• Epithemia gibba var. parallela Grunow, 1862 accepted as Epithemia parallela (Grunow) Ruck & Nakov
• Epithemia gibba var. ventricosa (Kützing) Grunow, 1881 accepted as Epithemia ventricosa Kützing, 1844
• Epithemia gibberula (Ehrenberg) Kützing, 1844 accepted as Eunotia gibberula Ehrenberg, 1843
• Epithemia gibberula var. protracta Grunow in Pantocsek, 1886 (uncertain > unassessed)
• Epithemia granulata (Ehrenberg) Kützing, 1844 accepted as Eunotia granulata Ehrenberg, 1836
• Epithemia hyndmanii W.Smith, 1850 (uncertain > unassessed)
• Epithemia intermedia Fricke, 1904 (uncertain > unassessed)
• Epithemia musculus Kützing, 1844 (uncertain > unassessed)
• Epithemia operculata (C.Agardh) Ruck & Nakov
• Epithemia parallela (Grunow) Ruck & Nakov
• Epithemia porcellus Kützing, 1844 (uncertain > unassessed)
• Epithemia saxonica Kützing, 1844 (uncertain > unassessed)
• Epithemia sorex Kützing, 1844 (uncertain > unassessed)
• Epithemia turgida (Ehrenberg) Kützing, 1844 accepted as Navicula turgida Ehrenberg, 1830
• Epithemia turgida var. granulata (Ehrenberg) Brun, 1880 accepted as Eunotia granulata Ehrenberg, 1836
• Epithemia turgida var. turgida (Ehrenberg) Kützing, 1844
• Epithemia turgida var. westermannii (Ehrenberg) Grunow, 1862 accepted as Navicula westermannii Ehrenberg, 1835
• Epithemia ventricosa Kützing, 1844 (uncertain > unassessed)
• Epithemia westermannii (Ehrenberg) Kützing, 1844 accepted as Navicula westermannii Ehrenberg, 1835
• Epithemia zebra (Ehrenberg) Kützing, 1844 accepted as Navicula zebra Ehrenberg, 1833
• Epithemia zebra var. intermedia Hustedt, 1934
• Epithemia zebra var. porcellus (Kützing) Grunow, 1862 accepted as Epithemia porcellus Kützing, 1844
• Epithemia zebra var. saxonica (Kützing) Grunow, 1862 accepted as Epithemia saxonica Kützing, 1844
• Pyxidicula compressa J.W.Bailey, 1851 accepted as Tryblionella compressa (J.W.Bailey) M.Poulin, 1990 accepted as Pyxidicula compressa var. compressa J.W. Bailey, 1851
• Pyxidicula compressa var. compressa J.W. Bailey, 1851 (uncertain > unassessed)
• Pyxidicula cymbalum Penard, 1902
• Rhopalodia acuminata Krammer, 1987 (uncertain > unassessed)
• Rhopalodia acuminata var. protracta (Grunow) Krammer, 1987 accepted as Epithemia gibberula var. protracta Grunow in Pantocsek, 1886
• Rhopalodia gibba (Ehrenberg) Otto Müller, 1895
• Rhopalodia gibba var. gibba
• Rhopalodia gibba var. parallela (Grunow) Holmboe, 1899 accepted as Epithemia gibba var. parallela Grunow, 1862 accepted as Epithemia parallela (Grunow) Ruck & Nakov
• Rhopalodia gibba var. ventricosa (Kützing) H.Peragallo & M.Peragallo, 1900
• Rhopalodia gibba var. ventricosa (Kützing) Mayer, 1913 accepted as Epithemia ventricosa Kützing, 1844
• Rhopalodia gibberula (Ehrenberg) Otto Müller, 1895
• Rhopalodia gibberula var. protracta (Grunow) O.Müller, 1900
• Rhopalodia musculus (Kützing) Otto Müller, 1900
• Rhopalodia parallela (Grunow) O.Müller, 1895 accepted as Rhopalodia gibba var. parallela (Grunow) Holmboe, 1899 accepted as Epithemia gibba var. parallela Grunow, 1862 accepted as Epithemia parallela (Grunow) Ruck & Nakov
• Rhopalodia ventricosa (Kützing) O.Müller, 1895 accepted as Rhopalodia gibba var. ventricosa (Kützing) H.Peragallo & M.Peragallo, 1900