SHERWOOD W. WISEMOHAMMED HAMDI HAMED ALJAHDALI2022-06-022022-06-0230480https://drepo.sdl.edu.sa/handle/20.500.14154/62638LATE OLIGOCENE-EARLY MIOCENE CALCAREOUS NANNOFOSSIL BIOSTRATIGRAPHY, TAXONOMY, AND PALEOECOLOGY IN THE TROPICSThesis