| WebNameShort | |
| Rhopalodia gibba var. parallela (Grunow) Peragallo & Peragallo 1900 |
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| Rhopalodia gibba var. ventricosa (Kützing) Peragallo & Peragallo 1900 |
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| Rhopalodia musculus var. constricta (Brebisson in W. Smith) Peragallo & Peragallo 1900 |
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| Rhopalodia musculus var. gibberula (Ehrenberg) Peragallo & Peragallo 1900 |
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| Rhopalodia musculus var. producta (Grunow) Peragallo & Peragallo 1900 |
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| Rhopalodia succincta (Brebisson) Peragallo & Peragallo 1900 |
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| Synedra crystallina var. conspicua Grunow ex H. Peragallo & M. Peragallo 1900 |
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| Synedra fulgens var. gigantea (Lobarzewsky) Peragallo & Peragallo 1900 |
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| Synedra gaillonii var. elongata Peragallo & Peragallo 1900 |
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| Synedra hennedyana var. insignis Peragallo & Peragallo 1900 |
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| Synedra laevigata f. minor obtusa Peragallo & Peragallo 1900 |
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