Hemiaulus sinensis

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Taxonomic Group:Diatom
Trophic Status:Autotrophic
Size Range:30-57.5 μm wide x 62.5-100 μm long (LUMCON Guide); 15-36 μm wide (Cupp 1943, Tomas 1997)
Key Characteristics:Cells ladder-like with relatively short horns that have strong claw-like ends; valves slightly convex; cell wall strongly silicified with distinct areolae; cells united in straight or curved chains
Confused With:Hemiaulus hauckii, which has longer horns, a flat or slightly concave valve surface, and valve areolation that is usually indistinct
Toxin:None known