- Eunotia arcus Ehrenberg, 1837 (uncertain > unassessed)
- Eunotia arcus var. bidens Grunow, 1881 (uncertain > unassessed)
- Eunotia bilunaris (Ehrenberg) Schaarschmidt, 1880 accepted as Synedra bilunaris var. bilunaris Ehrenberg, 1832
- Eunotia fallax A.Cleve, 1895 (uncertain > unassessed)
- Eunotia lunaris (Ehrenberg) Grunow, 1882-1885 accepted as Synedra lunaris var. lunaris Ehrenberg, 1832
- Eunotia minor (Kützing) Grunow, 1881 accepted as Himantidium minus Kützing, 1844
- Eunotia monodon Ehrenberg, 1843
- Eunotia pectinalis (Kützing) Rabenhorst, 1864 (uncertain > unassessed)
- Eunotia pectinalis var. minor (Kützing) Rabenhorst, 1864 accepted as Eunotia minor (Kützing) Grunow, 1881 accepted as Himantidium minus Kützing, 1844