• Ephemera planamembranacea (Hendey) Paddock, 1988 accepted as Navicula planamembranacea Hendey, 1964
• Plagiotropis lepidoptera (Gregory) Kuntze, 1898
• Plagiotropis vanheurckii Grunow, 1883 (uncertain > unassessed)
• Proschkinia bulnheimii (Grunow) Karayeva, 1978 accepted as Navicula bulnheimii var. bulnheimii Grunow, 1880
• Proschkinia longirostris (Hustedt) D.G.Mann, 1990 accepted as Navicula longirostris var. longirostris Hustedt, 1925
• Stauropsis membranacea (Cleve) Meunier, 1910 accepted as Navicula membranacea Cleve, 1897