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Guide to Diatoma tenuis

C.Agardh 1812

Diatoma Tenuis Guide
Credit: Marina Potapova
  1. Valves linear with capitate ends
  2. Valves usually 3-4.5 µm wide
  3. Transapical ribs 6-11 in 10 µm

Valves are linear with capitate apices. Transapical ribs number 6-11 in 10 µm. Striae are not distinguishable under LM. One rimoportula is positioned at one valve apex.

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