Problematic microfossils from the upper Eocene of Poland

Janina Szczechura ^[1]
1. [1] Polish Academy of Sciences
  
  Polish Academy of Sciences
  
  Warszawa, Polonia
Localización: Revista española de micropaleontología, ISSN 0556-655X, Vol. 1, Nº. 1, 1969, págs. 81-94
Idioma: inglés
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Resumen
- The present paper contains a description of the problematic calcareous marine microfossils of the Upper Eocene of S. E. Poland. The five following species are described: Voorthuyseniella lageniformae n. gen., n. sp. (the from previously know as "Lagena"-x Voorthuysen, 1949), Pseudoarcella feugueuri Le Calvez, 1959, P. glabra n. sp., Spinophenia multituba n. gen., n. sp. and Urnulella costata n. gen., n. sp.; the two last representing organisms so far unknown in literature.