Environmental Engineering Reference
In-Depth Information
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Plate XIX 1 . Thalassiosira: (a) Chain of cells, girdle view, (b) single cell, valve view. 2 . Stephanodiscus. 3. Auliscus.
4 . Aulacodiscus. 5. Hyalodiscus. 6. Cyclotella. 7 . Actinocyclus.
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