尼日尔有孔虫新生代三角洲
PaleoceanographyBiostratigraphyPaleoecologyAgglutinated
白垩北美哺乳动物新生代
BiostratigraphyNannoplankton9783659637957Cretaceous
预售BiostratigraphyPaleontologyVertebrate
南加州莫托荒地Biostratigraphy
预售BiostratigraphyMicrofossilsGeological
预售BiostratigraphyForaminiferalBenthic
地层学钙质化石Biostratigraphy
Biostratigraphy9780128246245NannofossilCalcareous
地层学化石BiostratigraphyMicrofossils
有孔虫南加地层学Biostratigraphy