Stauroneis Pseudoagrestis Guide
Credit: Loren Bahls
  1. Valves lanceolate
  2. Apices capitate
  3. Stauros relatively large
  4. Striae strongly radiate
  5. Proximal raphe ends bent

Stauroneis pseudagrestis has lanceolate valves with capitate apices and a large stauros with curved margins. The striae are strongly radiate and proximal raphe ends are bent slightly to the same side.