Diatoms of North AmericaDiatoms of North America
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Guide to Seminavis eulensteinii

(Grunow) D.B.Danielidis, K.Ford and D.Kennett 2003

Seminavis eulensteinii guide
  1. Valves semi-lanceolate
  2. Axial area broad, distinct
  3. Ventral striae short

Valves are semi-lanceolate, with cuneate apices. The axial area is broad and distinct. The ventral striae are short, whereas the dorsal striae are longer and slit-like. The raphe is positioned near the ventral margin.