| WebNameShort | |
| Pleurosigma tenuirostris Grunow in Cleve & Grunow 1880 |
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| Pleurosigma tenuissimum var. hyperborea Grunow in Cleve & Grunow 1880 |
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| Pleurosigma tenuissimum var. subtilissima Grunow in Cleve & Grunow 1880 |
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| Pleurosigma vitreum Cleve 1880 |
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| Podosira ambigua var. kamtschatica Grunow in Cleve & Grunow 1880 |
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| Podosira arctica (Cleve ex Cleve & Grunow) Grunow in Cleve & Grunow 1880 |
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| Podosira febigeri (febigerii) Grunow in Cleve & Grunow 1880 |
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| Podosira maxima var. californica Grunow in Cleve & Grunow 1880 |
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| Rhoicosigma weissflogii Grunow in Cleve & Grunow 1880 |
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| Schizonema fastigiatum var. scotica Grunow in Cleve & Grunow 1880 |
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| Schizonema harveyanum Meneghini ex Cleve & Grunow 1880 |
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| Schizonema stewartii Dickie ex Cleve & Grunow 1880 |
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| Schizonema tortuosum Crouan ex Cleve & Grunow 1880 |
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| Stauroneis anceps var. siberica Grunow in Cleve & Grunow 1880 |
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| Stauroneis desiderata Cleve in Cleve & Grunow 1880 |
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| Stauroneis finmarchica Cleve & Grunow 1880 |
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| Stauroneis gregorii sensu Cleve & Grunow 1880 |
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| Stauroneis heufleri Grunow in Cleve & Grunow 1880 |
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| Staurosira harrisonii var. dubia (Grunow) Cleve in Cleve & Grunow 1880 |
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| Staurosira mesodon Cleve & Grunow 1880 |
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