<JO 



CALCAREOUS ALGAE OF THE MIDDLE EAST 



Cymopolia; Upper Cretaceous 

 and Palaeogene occurrences 

 demonstrating Tethyan dispersal. 



. Approximate Tethyan Margin 



9 Upper Cretaceous 



(Maestfichtion) occurrence! 

 \J Palaeogene occurrence! 



Fig. io. 



Cymopolia; Neogene and living 

 occurrences to show Tethyan 

 origin of relict distribution. 



Appr< 



lie Tethyan Morgir 



U Neogei 



9 Recent occurrence* 



gene occurrtnces 



Fig. ii. 



