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Guide to Pinnularia bihastata

(Mann) R.M.Patrick 1966

Pinnularia bihastata guide
  1. Valves linear
  2. Central swelling slight
  3. Apices cuneate
  4. Longitudinal line near axial area

Valves are linear, with a slightly swollen center and cuneate ends. One longitudinal line marking internal openings of the alveolae clearly visible under LM.

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