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| Coscinodiscus subtilis var. spinulosus (A. Cleve) Proschkina-Lavrenko 1949 |
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| Chaetoceros subsecundus var. pulchra (Axentjev) Kisselev in Proshkina-Lavrenko 1949 |
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| Chaetoceros subsecundus var. pulchra (Axentjev) Kisselev ex Proschkina-Lavrenko 1949 |
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| Rhaphoneis (Raphoneis) nitida var. trigona (Azpeitia) Proschkina-Lavrenko 1949 |
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| Melosira westii f. parva (Brander) Proschkina-Lavrenko 1949 |
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| Biddulphia tuomeyi var. tridentata (Ehrenberg) Jousé in Proshkina-Lavrenko 1949 |
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| Coscinodiscus subtilis f. glacialis (Grunow) A.P. Jousé in Proschkina-Lavrenko (ed.) 1949 |
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| Hyalodiscus ambiguus var. kamtschaticus (Grunow) A.P. Jousé in A.I. Proshkina-Lavrenko 1949 |
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| Hyalodiscus ambiguus var. kamtschaticus (‘kamtschatica’) (Grunow) A.P. Jousé in A.I. Proshkina-Lavrenko 1949 |
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| Stephanopyxis turris f. inermis (Grunow) Proschkina-Lavrenko 1949 |
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| Eucampia zoodiacus var. recta (Kisselev) Kisselev in Proshkina-Lavrenko 1949 |
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| Actinoptychus splendens var. vulgaris (Schumann) Proschkina-Lavrenko 1949 |
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| Pseudocerataulus attenuatus Anissimova & Proschkina-Lavrenko 1949 |
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| Rutilaria tenuis Anissimova ex Proschina-Lavrenko 1949 |
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| Pseudopyxilla scalaris Anissimova ex Proschkina-Lavrenko 1949 |
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| Rhaphoneis (Raphoneis) schulzii Anissimova ex Proschkina-Lavrenko 1949 |
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| Rutilaria craspedostigma Anissimova ex Proschkina-Lavrenko 1949 |
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| Rutilaria longirostris Anissimova ex Proschkina-Lavrenko 1949 |
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| Sceptroneis grunowii Anissimova ex Proschkina-Lavrenko 1949 |
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| Triceratium schmidtii Anissimova ex Proschkina-Lavrenko 1949 |
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