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Guide to Planothidium incuriatum

Wetzel, Van de Vijver and Ector 2013

Planothidium Incuriatum Guide
  1. Apices subrostrate
  2. Valves 6-7.5 µm wide
  3. Rapheless valve with a cavum

Valves are lanceolate, with subrostrate apices. Valves are 6-7.7 µm wide. The rapheless valve has a cavum on the internal valve surface.

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