Thalassiosira
First Prev Records 1 - 2 of
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First Prev Records 1 - 2 of
2 Next Last
Thalassiosiraceae: Thalassiosira
Cells in colonies forming chains and connected by organic material.
Valve face flat or undulated, mantle often narrow, plain or with spines.
One or more marginal rings of fultoportulae, one or several central fultoportulae, sometimes eccentrically located.
One or several rimoportulae in various locations.
Valves with loculate areolae forming a variety of pattern.