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Guide to Fragilariforma acidobiontica

(Charles) D.M.Williams and Round 1988

Fragilariforma Acidobiontica Guide
Credit: David Burge
  1. Valves linear
  2. Apices rostrate
  3. Sternum absent
  4. Colonies linked by spines

Valves are linear with rostrate apices. A sternum is absent. Band-shaped colonies are joined by small spines.

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