Eunotia Obliquestriata Guide
Credit: Paula Furey
  1. Ventral margin concave
  2. Dorsal margin convex
  3. Dorsal margin lacking shoulder
  4. Apices slightly narrowed
  5. Striae distinctly oblique

The ventral margin is concave, while the dorsal margin is convex and lacks a shoulder, or change in slope. The apices are slightly narrowed and rounded. The striae are distinctly oblique on the valve mantle and in the valve center, and become radiate near the ends.

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