Sexangularia
Sexangularia
S. minutissima, from Deflandre, 1931

 

Genus Sexangularia  Awerintzew, 1906

Diagnosis: Test organic, sometimes with attached mineral particles; cross-section polygonal, mostly hexagonal. Nucleus vesicular.

Sexangularia minutissima (Penard, 1904) Awerintzew, 1906

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