Reprint from the ANNALS OF TH E GEOLOGICAL SURVEY OF EGYPT VOLUME XV 1985 BIOSTRATIGRAPHY OF THE LATE CRETACEOUS-EARLY TERTIARY ROCKS IN THE NILE VALLEY (QENA REGION), EGYPT BY Mahmoud Far is(l). Ahmed Allam(2) and Akmal M.Marzuk(2) 1) Geology Department Facuhy of SCie nce Qatar University. Qatar. 2) Department of Geology, Faculty of Science, Tama University. Tania, Egypt. Publi shed by I'h c Geological Survey of Egyp l and Mining Au th orit y CA IRO 1989