Early Miocene (3)
Discoaster (12)
Sphenolithus (20)
Helicosphaera (14)
Image Galleries: Holococcoliths Plates 27-33
Paleogene: Lanternithus minutus
Oligocene nannofossil. Index fossil for Rupelian
Comments
Oligocene nannofossil. Index
Oligocene nannofossil. Index fossil for Rupelian