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Guide to Synedra cyclopum

Brutschy 1922

Synedra Cyclopum Guide
Credit: Loren Bahls
  1. Valves arcuate
  2. Central area not swollen
  3. Apices subcapitate

Synedra cyclopum has arcuate valves with gradually attenuated subcapitate apices and the central area lacks a unilateral swelling.