Pinnularia divergens var. bacillaris (M. Perag.) Mills
Length:64

 Width:11

 Striae:10






























Collection 1788

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Authority information

Pinnularia divergens var. bacillaris (M. Perag. in Temp. & Perag.) Mills, Index Diat., pt. 17, p. 1280. 1934(Patrick and Reimer 1966).

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This image was taken utilizing DIC for the specimen above.


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Valve linear with slightly convex margins and rounded or slightly swollen ends(Patrick and Reimer 1966).


  • Type Locality
    Bunnel's Pond, Bristol, Connecticut, [USA] (Patrick and Reimer 1966).

  • Synonyms
    Navicula divergens var. bacillaris M. Perag. in Temp. & Perag., Diat Monde Entier, 2nd ed., p. 58. 1908(Patrick and Reimer 1966).

  • Ecology
    This taxon may be found in cool water, mountainous regions(Patrick and Reimer 1966).

    Size ranges and morphology

  • Length is 67 to 67 micrometers (Patrick and Reimer 1966).
  • Width is 13 to 13 micrometers (Patrick and Reimer 1966).
  • Striae are 10 to 11 in 10 micrometers (Patrick and Reimer 1966).