Following taxa are presented

Taxon

(abbr.: ls= lectotype slide, tm = type material, hs= holotype slide)

Cyclotella affinis (Grunow) stat. nov. (ls)

Cyclotella ambigua Grunow in Cleve & Grunow (ls)

Cyclotella antiqua W. Smith

Cyclotella atomus Hustedt (hs)

Cyclotella atomus var. gracilis Genkal & Kiss

Cyclotella austriaca (M. Peragallo) Hustedt

Cyclotella baikalensis Skvortzow & Meyer

Cyclotella balatonis Pantocsek (tm)

Cyclotella baltica (Grunow) Håkansson (ls)

Cyclotella bodanica Eulenstein ex Grunow in Schneider (ls)

Cyclotella caspia Grunow (ls)

Cyclotella comensis Grunow in Van Heurck

Cyclotella comta (Ehrenberg) Kützing

Cyclotella costei Druart & Straub (tm)

Cyclotella cretica John & Economou-Amilli

Cyclotella cryptica Reimann, Lewin & Guillard

Cyclotella delicatula Hustedt (tm)

Cyclotella distinguenda Hustedt

Cyclotella eriensis nom. nov. (ls)

Cyclotella fottii Hustedt in Huber-Pestalozzi

Cyclotella gamma Sovereign

Cyclotella intermedia (Manguin) stat. nov.

Cyclotella iris Brun & Heribaud

Cyclotella kohsakaensis H. Tanaka & H. Kobayasi (tm)

Cyclotella kuetzingiana Thwaites

Cyclotella kuetzingiana var. radiosa Fricke in Schmidt

Cyclotella lacunarum Hustedt

Cyclotella lemanensis (O. Müller ex Schröter) Lemmermann

Cyclotella meduanae Germain

Cyclotella meneghiniana Kützing

Cyclotella mesoleia (Grunow in Van Heurck) stat. nov. (ls)

Cyclotella minuta (Skvortzow) Antipova

Cyclotella ocellata Pantocsek (tm)

Cyclotella ornata (Skvortzow) Flower

Cyclotella ozensis (H. Tanaka & Nagumo) H. Tanaka comb. nov. (tm)

Cyclotella pantanelliana Castracane

Cyclotella plitvicensis Hustedt

Cyclotella polymorpha Meyer & Håkansson

Cyclotella praetermissa Lund

Cyclotella pseudocomensis Scheffler

Cyclotella radiosa (Grunow) Lemmermann (ls, tm)

Cyclotella radiosa var. lucida (Meister) Håkansson (ls)

Cyclotella radiosa var. tenuis (Fricke) Håkansson

Cyclotella rhomboideo-elliptica Skuja

Cyclotella rhomboideo-elliptica var. rounda Qi & Yang

Cyclotella rossii Håkansson (hs)

Cyclotella satsumaensis H. Tanaka & Houk sp. nov. (hs, tm)

Cyclotella scaldensis Muylaert & Sabbe

Cyclotella schroeteri (Schröter) Lemmermann

Cyclotella schumannii (Grunow) Håkansson (tm)

Cyclotella shanxiensis Xie & Qi

Cyclotella socialis Schütt

Cyclotella striata (Kützing) Grunow in Cleve & Grunow

Cyclotella stylorum Brightwell (ls)

Cyclotella styriaca Hustedt in Huber-Pestalozzi (ls, tm)

Cyclotella tenuistriata Hustedt (tm)

Cyclotella tripartita Håkansson

Cyclotella wuethrichiana Druart & Straub (tm)

Discostella areolata (Hustedt) Houk & Klee (hs)

Discostella asterocostata (Xie, Lin & Cai) Houk & Klee

Discostella glomerata (Bachmann) Houk & Klee (tm slide)

Discostella mascarenica (Klee, Houk & Bielsa) Houk & Klee (hs,tm)

Discostella pliostelligera (H. Tanaka & Nagumo) Houk & Klee (tm)

Discostella pseudostelligera (Hustedt) Houk & Klee (tm)

Discostella stelligera (Cleve & Grunow) Houk & Klee (hs, tm)

Discostella stelligera var. hyalina (Hustedt) Houk & Klee (hs)

Discostella stelligera var. tenuis (Hustedt) Houk & Klee (ls)

Discostella stelligeroides (Hustedt) Houk & Klee (tm)

Discostella tasmanica (Haworth & Tyler) Houk & Klee

Discostella woltereckii (Hustedt) Houk & Klee (tm)

Tertiarius elgeri (Hustedt) comb. nov. (ls, tm)

Tertiarius pygmaeus (Pantocsek) Håkansson & Khursevich (tm)

Tertiarius transylvanicus (Pantocsek) Håkansson & Khursevich (tm)

Tertiarius transylvanicus var. disseminatepunctatus (Pantocsek) Håkansson & Khursevich (tm)