LITHOSTRATIGRAPHICAL UNITS 



BIOSTRATIGRAPHICAL 



UNITS 





AGE 



GROUP 



FORMATIONS AND MEMBERS 



PLANKTONIC FORAMINIFERAL UNITS 



MACROFAUNAL UNITS 



i 



1 



1 



2 

 u 

 i- 



> 



ASSEMBLAGES 



ZONES AND SUBZONES 



ASSEMBLAGES 



ZONES AND SUBZONES 



t 

 -l O 



IHE8ES UHES10NE 



AND 



CALCAREOUS 



SHALE 



IHEBES LIMESTONE 



VERY RARE PLANKTONIC FORAMINIFERA 



I Flood o! Hummuliles Dperculina, Assilina, Discocyclino, etc.| 



ASSEMBLAGE WITH 



HO 



AMMONITES 



Lucina theboico Zone 





1 



t 



( 



> 

 a: 

 < 



H 



cc 



LU 



THEBES CALCAREOUS SHALE 



HIGHLY RUGOSE GLOBIGERINA / 

 HIGHLY RUGOSE AND /OR KEELED 

 GLOOOR0TAL1A 



Globorololm wilcoiensis Zone 



I except lor rare dworled lorms) 



Q. 



o 



cr 

 O 



< 



-z. 



in 



QWAIHA SHALE 



UPPER OWAINA SHALE 



GLOBIGERINA /SHARPLY- KEELED 

 GLOBOROTALIA 



Globorotolio velastoensis 



Globorolalia aequo / 

 Globoiololla esnaensis 

 Subzone 





5 



1 



MIDDLE DWAINA CHALK 



Oslrea hypoplera Zone 



Globorololio pseudomentirdu Subzone 



LOWER DWAINA SHALE 



GL0BIGER1NA / TRUNCATED GLOODRDTALIA 



Clobarololia unqulola Zone 





Coryosmilio granoso Zone 





HEERSIM 





GL0BIGER1HA / ROUNDED GLOBORGIAUA 



Globorotolio compresso / Globiqermo doubjergensis Zone 



: : '.'-': : ; 



DANUN 



SHARAWNA SHALE 



UPPER SHARAWNA SHALE 



GLOBOTRUNCANA / 

 RUG0GL0B1GERINA/ 

 ABATHOMPHALUS / 

 HEOBERGELLA 



t 



Globolruncona esnehensis Zone 



L1BYC0CERAS/ 

 BACULITES 

 ASSEMBLAGE 



Pecten IChlomysl 

 mayereyman 



Libycoceres berisensis Subzone 



1 



5 



+ 



O 

 W 



u 

 < 



in 

 a: 

 U 



♦ 



MIDDLE SHARAWNA MARL 



Globolruncana gunsseri Zone 



Peclen (CJ mayereyman Sutaiwe 



I 



LOWER SHARAWNA SHALE 



Globolruncono formcalo Zone 



Terebralulino gracilis Subzone 



1 



0- 



o 



O 



< 



m 



1 



SI8AIVA PHOSPHATE 



VERY RARE PLANKTONIC FORAMINIFERA 



Lopha villei Zone 



1 



+ 



NUBIA SANDSTONE AND 

 VARIEGATED SHALE 



NO FORAMINIFERA 



Zone with no mocrolauno 

 leicepl lor rare plant and vertebrate remains | 



1 ? 



y of the various I.itho- and [jio*ir;iliKr;i|.int.-il units of the Upper 



x the Esna-Idfu Iiec 



