Stephanopyxis sp.
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Taxonomic Group: Diatom
Trophic Status: Autotrophic
Size Range: 15.2-40.0 ?m wide x 53-90 ?m long (LUMCON Guide); 36-57 ?m wide (Cupp 1943, Tomas 1997)
Key Characteristics: Cells circular, oblong, or ellipsoidal with hexagonal areolations; margins rounded with a crown of stout spines or hollow needles that are slightly thickened at the tip; numerous small round chloroplasts
Confused With:
Toxin: None known