Diatoms of North AmericaDiatoms of North America
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Guide to Diploneis abscondita

Lange-Bert. and Fuhrmann 2016

Diploneis Abscondita Guide2
  1. Valves elliptic to oval
  2. Central area small
  3. Striae coarse
  4. Areolae coarse
  5. Longitudinal canals expanded

Valves are elliptic to oval. Central is relatively small and round, to oval. Striae number 12-15 in 10 µm. Areolae are 18-25 in 10 µm. Longitudinal canals are somewhat expanded, especially in valves at the larger end of the size range.