PLATE 17 



Echinocythereis (Scelidocythereis) multibullata sp. now 

 Fig. 1. Dorsal view of hinge, left valve female, x 146. Holotype, Io. 4327. Upper 



Chocolate Clays (lower part), sample 24159, Zao River. 



Fig. 2. Dorsal view of hinge, right valve female, x 146. Paratype, Io. 4277. Upper 



Chocolate Clays (lower part), sample 24159, Zao River. 



Fig. 7. Ventral view, carapace male, x 68. Paratype, Io. 3133. Upper Chocolate Clays 



(upper part), sample 24161, Zao River. 



Echinocythereis (Scelidocythereis) sp.A 

 Figs. 3, 4, 8, 9. Left, right, dorsal and ventral views, carapace, x 68. Io. 3129. Upper 

 Palaeocene, sample 460-i, Sor Range, 8 miles east of Quetta. 



Echinocythereis (Scelidocythereis) rasilis sp. nov. 



Figs. 5, 10. Left and ventral views, carapace male, x 68. Paratype, Io. 4278. Lower 

 Chocolate Clays, sample 3499, Rakhi Nala. 



Fig. 6. Left view, carapace female, x 68. Holotype, Io. 4329. Lower Chocolate Clays, 

 sample 3499, Rakhi Nala. 



