Dictyocha fibula
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| Taxonomic Group: | Silicoflagellate |
| Trophic Status: | Autotrophic |
| Size Range: | 10-45 μm wide including spines (Tomas 1997) |
| Key Characteristics: | External silica skeleton with four protruding spines and four windows; many chloroplasts |
| Confused With: | Other Dictyochophycean species, which are extremely variable in shape |
| Toxin: | None known |