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Guide to Navicula pseudotenelloides

Krasske 1938

Navicula pseudotenelloides guide
  1. Valves linear
  2. Apices rounded
  3. Axial area narrow
  4. Central area small

Valves are linear, with rounded ends. The axial area is linear and very narrow. The central area is small, formed by one or two shortened striae on each side of the valve.