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Guide to Stauroneis agrestis

J.B.Petersen 1915

Stauroneis Agrestis Guide
Credit: Loren Bahls
  1. Valves linear
  2. Apices capitate
  3. Stauros broad, bow tie shaped
  4. Striae strongly radiate
  5. Proximal raphe ends straight

Stauroneis agrestis has linear valves 23-27 µm long with capitate apices. Proximal raphe ends are straight. The stauros is broad and shaped like a bow tie. Striae are strongly radiate and number near 40 in 10 µm.