Diploneis boldtiana Cleve




Collection 1404

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Authority information

Cleve, Acta Soc. Fauna Fl. Fennica, 8(2):43, pl.2, fig. 12. 1891.

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This image was taken utilizing DIC for the specimen above.

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This taxon has a narrow raphe valve. The central knot is small and round and the longitudinal canals are narrow and linear. It also has linear-elliptic sides that are parallel and slightly convex. The ends are blunt and widely rounded (Krammer and Lange-Bertalot 1986).

Size ranges and morphology

  • Length is 23 to 38 micrometers (Krammer and Lange-Bertalot 1986).
  • Width is 10 to 12 micrometers(Krammer and Lange-Bertalot 1986).
  • Costae are 14 to 15 in 10 micrometers (Krammer and Lange-Bertalot 1986).
  • Alveoli are 25 to 30 in 10 micrometers(Krammer and Lange-Bertalot 1986).