Surirella ovata var. salina (W.Sm.) Rabenh.
Surirella ovalis Bréb.
Surirella ovata Kütz.
Surirella ovata var. crumena (Bréb. ex Kütz.) Hust.
Surirella peisonis Pant.
Surirella robusta Ehrenb.
Surirella robusta var. splendida (Ehrenb.) Van Heurck
Surirella spiralis Kütz.
Surirella splendida (Ehrenb.) Kütz.
Surirella striatula Turpin
Surirella tenera W.Greg.
Surirella tenera var. splendidula A.W.F.Schmidt
Surirella turgida W.Sm.
Surirella turgida var. margaritacea Pant.
Synedra acus Kütz.
Synedra acus var. angustissima Grunow in Van Heurck
Synedra acus var. mesoleia Østrup
Synedra amphicephala Kütz.
Synedra amphicephala var. austriaca (Grunow in Van Heurck) Hust.
Synedra berolinensis Lemmerm.
Synedra capitata Ehrenb.
Synedra cyclopum Brutschy
Synedra delicatissima W.Sm.
Synedra acus var. delicatissima (W.Sm.) Grunow
Synedra goulardi var. telezkoensis Poretzky ex Proschk.-Lavr.
Synedra incisa Boyer
Synedra mazamaensis Sovereign
Synedra parasitica (W.Sm.) Hust.
Fragilaria parasitica (W.Sm.) Grunow
Synedra parasitica var. subconstricta (Grunow) Hust.
Fragilaria parasitica var. subconstricta Grunow
Synedra radians Kütz.
Synedra acus var. radians (Kütz.) Hust.
Synedra rumpens Kütz.
Synedra rumpens var. familiaris (Kütz.) Grunow in Van Heurck
Synedra familiaris fo. major Grunow in Van Heurck
Synedra tenera W.Sm.
Synedra tenera var. lanceolata Østrup
Synedra ulna (Nitzsch) Ehrenb.
Synedra ulna var. amphirhynchus (Ehrenb.) Grunow
Synedra ulna var. biceps (Kütz.) Schönf.
Synedra ulna var. contracta Østrup
Synedra ulna var. danica (Kütz.) Grunow in Van Heurck
Synedra ulna var. oxyrhynchus (Kütz.) Van Heurck
Synedra ulna var. spathulifera Grunow in Van Heurck
Tabellaria fenestrata (Lyngb.) Kütz.
Tabellaria fenestrata var. intermedia Grunow in Van Heurck
Tabellaria intermedia Grunow (incorrect combination used by Dulmaa et al. 1979
probably in reference to above taxon)
Tetracyclus intermedia Grunow (incorrect combination used by Ulziikhutag & Tsetsegma 1980
probably in reference to above taxon)
Tabellaria flocculosa (Roth) Kütz.
Tabularia fasciculata (C.Agardh) D.M.Williams & Round
Synedra tabulata (C.Agardh) Kütz.
Tetracyclus lacustris Ralfs
Tetracyclus lacustris var. elegans (Ehrenb.) Hust.
Thalassiosira bramaputrae (Ehrenb.) Håk. & Locker
Coscinodiscus lacustris Grunow in Cleve & Grunow
Thalassirosira weissflogii (Grunow) G.A.Fryxell & Hasle
Tryblionella apiculata W.Greg.
Nitzschia constricta (W.Greg) Grunow
Tryblionella gracilis W.Sm.
Nitzschia tryblionella Hantzsch in Rabenh.
Tryblionella hungarica (Grunow) D.G.Mann
Nitzschia hungarica Grunow
Tryblionella levidensis W.Sm.
Nitzschia tryblionella var. levidensis (W.Sm.) Grunow
Cyclotella mongolica (nomen nudum reported by Dulmaa and
Nansalmaa 1977, probably referring to Cymbella mongolica)
Diploneis arcus (nomen nudum reported by Ulziikhutag & Tsetsegma 1980)
Melosira curvata O.Müll. (incorrect combination used by Dulma et al. 1979,
Ulziikhutag & Tsetsegma 1980, possibly referring to M. islandica fo. curvata O.Müll.)
Navicula placenthula var. pantosekii Wist. (apparent nomen nudem reported by
Ulziikhutag & Tsetsegma 1980)
Surirella cornifera var. hankensis Skvortsov (apparent nomen nudum reported by
Ulziikhutag & Tsetsegma 1980; may have been referring to S. capronii var. hankensis Skvortsov)
Synedra amphicephala var. amphirhynchus (apparent nomen nudum reported by
Ulziikhutag & Tsetsegma 1980, possibly referring to S. ulna var. amphirhynchus)