Diploneis parma Cleve
Length:36

 Width:17

 Costae:12






























Collection 1158

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Authority information

Cleve 1891 (Fig. 109:1-7)

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This image was taken utilizing DIC for the specimen above.






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This taxon is resembles Diploneis oblongella. It has a linear-elliptic valve and a rounded central area. It has a narrow longitudinal canal and it has a double row of alveoli between the costae (Patrick and Reimer 1966).


Size ranges and morphology

  • Length is 20 to 50 micrometers(Krammer and Lange-Bertalot 1986).
  • Width is 12 to 23 micrometers(Krammer and Lange-Bertalot 1986).
  • Costae are 14 to 17 in 10 micrometers(Krammer and Lange-Bertalot 1986).
  • Alveoli are 20 to 28 in 10 micrometers(Krammer and Lange-Bertalot 1986).