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| Campylodiscus ecclesianus var. graeffei (Grunow in Schmidt et al.) M. Peragallo 1897 |
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| Campylodiscus latus var. contiguus (Schmidt in Schmidt et al.) M. Peragallo 1897 |
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| Campylodiscus undulatus var. brightwellii (Grunow) Peragallo 1897 |
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| Campyloneis grevillei var. reticulata (Grunow) M. Peragallo 1897 |
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| Cestodiscus baldjikianus (Grunow) M. Peragallo 1897 |
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| Cestodiscus superbus var. moravicus (Grunow in Pantocsek) M. Peragallo 1897 |
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| Coscinodiscus convexus (Castracane) M. Peragallo 1897 |
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| Coscinodiscus discrepans (Rattray) M. Peragallo 1897 |
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| Coscinodiscus media var. parva Grunow "Boek Cat. 1889" according to Peragallo 1897 |
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| Coscinodiscus perforatus var. ambigua (Grunow) M. Peragallo 1897 |
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| Cosmiodiscus armatus (Greville) M. Peragallo 1897 |
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| Cosmiodiscus elegans var. curta (Rattray) M. Peragallo 1897 |
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| Cymbella graeca (Ehrenberg) M. Peragallo 1897 |
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| Cymbella uncinata (Ehrenberg) M. Peragallo 1897 |
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| Diploneis elliptica var. disciformis (Rabenhorst) M. Peragallo 1897 |
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| Gomphonema oregonicum var. maximum (Grunow in Van Heurck) M. Peragallo 1897 |
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| Grammatophora angulosa (angulata) f. constricta (Grunow in Van Heurck) M. Peragallo 1897 |
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| Hemiaulus aries (Schmidt in Schmidt et al.) M. Peragallo 1897 |
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| Hemiaulus coniferus (Brightwell) M. Peragallo 1897 |
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| Hemiaulus coronatus (Witt) M. Peragallo 1897 |
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