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Guide to Navicula rhynchotella

Lange-Bert. 1993

Navicula Rhynchotella Guide
Credit: Loren Bahls
  1. Valves broadly lanceolate
  2. Areolae coarse
  3. Apices narrow, subcapitate to capitate
  4. Central area large and transversely elliptical

Navicula rhynchotella has broadly lanceolate valves, narrow, subcapitate to capitate apices, striae with coarse, widely spaced areolae, and a preference for water with elevated concentrations of dissolved solids..