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| Navicula castracanei var. seychellensis (Grunow Ms. Cleve) M. Peragallo 1903 |
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| Navicula claviculus var. javanica (Cleve) M. Peragallo 1903 |
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| Navicula clavigera (Cleve) M. Peragallo 1903 |
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| Navicula constricta (Cleve) M. Peragallo 1903 |
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| Navicula cruciformis var. faeroensis (Østrup) M. Peragallo 1903 |
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| Navicula dactylus var. gracilis (Heribaud) M. Peragallo 1903 |
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| Navicula decorata (Brun) M. Peragallo 1903 |
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| Navicula demerarae (Cleve) M. Peragallo 1903 |
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| Navicula divergentissima var. subrostrata (A. Cleve) M. Peragallo 1903 |
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| Navicula diversa (Østrup) M. Peragallo 1903 |
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| Navicula dusenii (Cleve) M. Peragallo 1903 |
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| Navicula elliptica var. minor (Rabenhorst) M. Peragallo 1903 |
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| Navicula elliptica var. puella (Schumann) M. Peragallo 1903 |
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| Navicula episcopalis (Cleve) M. Peragallo 1903 |
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| Navicula episcopalis var. africana (Cleve) M. Peragallo 1903 |
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| Navicula episcopalis var. brevis (Cleve) M. Peragallo 1903 |
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| Navicula excellens (Cleve) M. Peragallo 1903 |
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| Navicula excellens var. interrupta (Cleve) M. Peragallo 1903 |
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| Navicula exilis var. gomphonemacea (Grunow in Van Heurck) M. Peragallo 1903 |
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| Navicula fasciata var. lenticularis (Østrup) M. Peragallo 1903 |
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