M.K. HOWARTH AND N.J. MORRIS 



Fig. 13 Cliff section on the west side of Wadi Arus; the upper part of the Bilium Member forms the low chff at bottom left, while its top bed forms the 

 limestone platform at the base of the main cliff; the disconformity between the Kilya and Arus Members occurs half way up the face of the main cliff 

 (see Fi". 15 for details 





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Fig. 14 The near-vertical beds of the middle part of the Mintaq Member exposed in a gulley in the south-western outcrop of the Mintaq Salt Dome; bed 

 60. in which most ammonites were found, is the vertical limestone immediately to the left of the tree at the right hand edge of the photograph; the section 

 extends upwards to the left, and the prominent limestone near the lower left edge of the photograph is bed 98. 



