Stauropsis membranacea
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| Taxonomic Group: | Diatom |
| Trophic Status: | Autotrophic |
| Size Range: | 26.6-47.5 μm wide x 36.1-47.5 μm long (LUMCON Guide); 50-90 μm wide x 30-40 μm long (Tomas 1997) |
| Key Characteristics: | Cells rectangular with flat or slightly concave valves; cell wall weakly silicified; four ribbon-like and folded chloroplasts per cell, two along each side of the girdle |
| Confused With: | |
| Toxin: | None known |