Stauroneis anceps var. americana Reim. 1961
Length:49

Width:12

Striae:26-28































Collection 827

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Authority information

Reim., Proc. Acad. Nat. Sci. Philadelphia, 113: 199, pl. 2, fig. 11. 1961. (Patrick and Reimer 1966).

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  • Synonyms (Patrick and Reimer 1966)
    None


  • Ecology
    Insufficiently known (Patrick and Reimer 1966).

    Size ranges and morphology

  • Length is 48-50 micrometers (Patrick and Reimer 1966).
  • Breadth is 12.5 micrometers (Patrick and Reimer 1966).
  • Striae range is 26-28 per 10 micrometers (Patrick and Reimer 1966).
  • Puncta range is approximately 30 per 10 micrometers (Patrick and Reimer 1966).

  • Other morphological features:
    Valve with protracted attenuate-rostrate ends. Stauros linear and bordered by a row of
    coarse puncta. (Patrick and Reimer 1966).