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| Gonyostomum | |
|---|---|
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Scientific classification  | |
| Domain: | Eukaryota |
| Clade: | Sar |
| Clade: | Stramenopiles |
| Phylum: | Ochrophyta |
| Class: | Raphidophyceae |
| Order: | Chattonellales |
| Family: | Vacuolariaceae |
| Genus: | Gonyostomum Diesing 1866 |
| Type species | |
| Gonyostomum semen (Ehrenberg 1853) Diesing 1866 | |
| Species | |
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| Synonyms | |
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Gonyostomum is a genus of freshwater algae in the class Raphidophyceae. They include the species Gonyostomum semen , which causes nuisance algal blooms.