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Guide to Diploneis calcilacustris

Lange-Bert. and Fuhrmann 2016

Diploneis Calcilacustris Guide
  1. Valves elliptic to oval
  2. Central area small
  3. Striae coarse
  4. Areolae coarse
  5. Longitudinal canals narrow

Valves are elliptic to oval. Central is small and round to oval. Striae are coarse and number 6-7 in 10 µm. Areolae are also coarse, 8 in 10 µm. Longitudinal canals are narrow and are not expanded at the central area.