STRATIGRAPHY AND PLANKTONIC FORAMINIFERA OF THE 



UPPER CRETACEOUS-LOWER TERTIARY SUCCESSION IN 



THE ESNA-IDFU REGION, NILE VALLEY, EGYPT, U.A.R. 



By Z. R. EL-NAGGAR 



CONTENTS 



I. Acknowledgements ....... 



II. Introduction ........ 



III. Stratigraphy ........ 



A. General Discussion ...... 



B. The Upper Cretaceous-Lower Tertiary in Egypt 



C. Summary of the Succession .... 



D. Discussion of the Age ..... 



IV. Palaeontology ........ 



A. The Macrofauna ...... 



B. The Planktonic Foraminifera .... 

 V. Systematic Descriptions ...... 



Superfamily GLOBIGERINACEAE Carpenter, Parker & 

 Jones ........ 



Family GLOBOTRUNCANIDAE Brotzen 



Genus Abathomphalus Bolli, Loeblich & Tappan 

 Abathomphahis intermedia (Bolli) 



mayaroensis (Bolli) . 

 Genus Globotvuncana Cushman 



Globotruncana adamsi sp. nov. 



aegyptiaca aegyptiaca Nakkady 

 aegyptiaca duwi Nakkady . 

 arabica sp. nov. 

 area (Cushman) 

 bahijae sp. nov. 

 conica White 



contusa contusa (Cushman) 

 contusa patelliformis Gandolfi 

 contusa scutilla Gandolfi 

 contusa witwickae subsp. nov. 

 cf. convexa Sandidge . 

 esnehensis Nakkady & Osman 

 fareedi sp. nov. 

 fomicata ackermanni Gandolfi 

 fornicata cesarensis Gandolfi 

 fomicata fornicata Plummer 

 fornicata globulocamerata subsp 

 nov. .... 



fornicata manaurensis Gandolfi 

 fundiconnlosa Subbotina 

 gagnebini Tilev 

 cf . gagnebini Tilev 



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