The genus Arenobulimina Cushman from the Upper Albian and Cenomanian of the Polish Lowlands

Abstract

Rodzaj Arenobulimina Cushman z górnego albu i cenomanu Niżu Polski Seven species of the genus Arenobul imina Cushman , found in the Upper Albian and Cenomanian of the Polish Lowland, are described. Five of them, Arenobulimina sabulosa (Chapman) , A. chapmani Cushman, A. conoidea (Perner) , A. frankei Cushman and A. advena (Cushman) are very well known in the literature. The new species described are Arenobulimina polonica n. sp. and A. varsoviensis n. sp.