Cymbopleura Rupicola Guide
Credit: Loren Bahls
  1. Valves lanceolate to rhombic-lanceolate
  2. Apices weakly protracted and narrowly rounded
  3. Striae coarsely punctate

Cymbopleura rupicola has lanceolate to rhombic-lanceolate valves with weakly protracted and narrowly rounded apices and coarsely punctate striae.

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