Media type: E-Article Title: Braarudosphaera pentagonica n.sp., a New Braarudosphaera from the Lowermost Tertiary of Geulhemmerberg (Geulhem, the Netherlands) Contributor: Mai, Hartmut; Willems, Helmut; von Salis Perch-Nielsen, Katharina imprint: JSTOR, 1997 Published in: Micropaleontology Language: Not determined DOI: 10.2307/1485782 ISSN: 0026-2803 Keywords: Paleontology Origination: Footnote: