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| Surirella ovata var. pseudopinnata (Mayer) Proschkina-Lavrenko 1950 |
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| Surirella turgida var. skvortzowii (Meyer) Kisselev in Proschkina-Lavrenko 1950 |
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| Diploneis papula var. crassa (Missuna) Zabelina in Proschkina-Lavrenko 1950 |
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| Rhopalodia gibba var. arcuata (Missuna) Kisselev in Proschkina-Lavrenko 1950 |
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| Rhopalodia gibba var. incisa (Missuna) Kisselev in Proschkina-Lavrenko 1950 |
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| Rhopalodia gibberula var. magna (Missuna) Kisselev in Proschkina-Lavrenko 1950 |
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| Rhopalodia ornata (Missuna) Kisselev in Proschkina-Lavrenko 1950 |
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| Rhopalodia gibba var. mongolica (Østrup) Proschkina-Lavrenko 1950 |
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| Fragilaria virescens var. maeotica (Pantocsek) Proschkina-Lavrenko 1950 |
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| Gyrosigma balticum var. maeoticum (Pantocsek) Proschkina-Lavrenko 1950 |
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| Rhopalodia anasthasiae (Pantocsek) Kisselev in Proschkina-Lavrenko 1950 |
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| Rhopalodia arcuata (Pantocsek) Kisselev in Proschkina-Lavrenko 1950 |
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| Rhopalodia arcuata var. minor (Pantocsek) Kisselev in Proschkina-Lavrenko 1950 |
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| Rhopalodia cleopatrae (Pantocsek) Kisselev in Proschkina-Lavrenko 1950 |
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| Rhopalodia gibberula var. geminata (Pantocsek) Kisselev in Proschkina-Lavrenko 1950 |
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| Rhopalodia maeotica (Pantocsek) Kisselev in Proschkina-Lavrenko 1950 |
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| Rhopalodia perinsignis (Pantocsek) Kisselev in Proschkina-Lavrenko 1950 |
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| Rhopalodia schuettiana (Pantocsek) Kisselev in Proschkina-Lavrenko 1950 |
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| Surirella (Suriraya) baldjickii (baldjikii) var. vaszaryi (vascharyi) (Pantocsek) Proschkina-Lavrenko 1950 |
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| Pinnularia quadratarea (quadratacea, quadrataria) f. grunowii (Schulz) Proschkina-Lavrenko 1950 |
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