S.E. microscopy of Planispirillina flava (Sztejn), foram. Lower Cretaceous, Poland

Janina Sztejn, Stanisław Geroch

Abstract


Otwornica Planispirillina flava (Sztejn) w mikroskopie elektronowym

Supplemented description of Planispirllina flava (Sztejn, 1957) is presented on the basis of SEM examination. P. flava is known from epicontinental deposits of Upper Valanginian — Lower Hauterivian age of Poland.

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