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| Ardissonea fulgens var. maeotica (Pantocsek) M. Peragallo 1903 |
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| Ardissonea fulgens var. minor (Rabenhorst) M. Peragallo 1903 |
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| Caloneis liber f. tenuistriata (Cleve) M. Peragallo 1903 |
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| Diploneis oculata var. atomus (Rabenhorst) M. Peragallo 1903 |
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| Navicula acrosphaeria var. turgida (turgidula) (Grunow manuscript, Cleve) M. Peragallo 1903 |
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| Navicula acrosphaeria var. undulata (Cleve) M. Peragallo 1903 |
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| Navicula americana var. minor (M. Peragallo & Heribaud in Heribaud) M. Peragallo 1903 |
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| Navicula amphisbaena var. liburnica (Grunow) M. Peragallo 1903 |
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| Navicula amphisbaena var. vukotinowicii (Pantocsek) M. Peragallo 1903 |
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| Navicula australis (Petit) M. Peragallo 1903 |
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| Navicula balfouriana (Grunow ms., Cleve) M. Peragallo 1903 |
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| Navicula biceps var. stauroneiformis M. Peragallo 1903 |
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| Navicula biconstricta (Grunow) M. Peragallo 1903 |
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| Navicula bohemica var. tropicalis (Brun) M. Peragallo 1903 |
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| Navicula brebissonii var. mormonorum (Grunow in Schmidt et al.) M. Peragallo 1903 |
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| Navicula brebissonii var. subcapitata (Rabenhorst) M. Peragallo 1903 |
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| Navicula brevicostata var. demerarae (Cleve) M. Peragallo 1903 |
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| Navicula brevicostata var. plana (Brun) M. Peragallo 1903 |
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| Navicula castracanei var. caledonica (Cleve) M. Peragallo 1903 |
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| Navicula castracanei var. philippinorum (Cleve) M. Peragallo 1903 |
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