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Guide to Nitzschia incognita

Legler and Krasske 1940

Nitzschia Incognita Guide
Credit: Loren Bahls
  1. Valves linear-lanceolate
  2. Valves < 3 µm wide
  3. Central nodule present
  4. Striae 29-31 in 10 µm
  5. Apices acutely rounded

Valves are linear-lanceolate and less than 3 µm wide. Apices are narrow and acutely rounded. A gap between two median fibulae is present on most valves. Striae number 29-31 in 10 µm.

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