Diatoms of North AmericaDiatoms of North America
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Guide to Staurosirella neopinnata

E.A.Morales 2019

Staurosirella neopinnata guide2
  1. Valves linear
  2. Apices rounded
  3. Sternum narrow
  4. Virgae thick, raised, alternate

Valves are linear. Apices are rounded. The sternum is narrow (except in initial valves). Striae are alternate and nearly parallel, except near the apices where they become slightly radiate.