PLATE VII. 



FlO. PAGE 



1, 2. Cerithium apheles, Tenison- Woods. Eocene : Muddy Creek. 

 1, front ; 2, back (nat. size) ; 2a, detail of early whorls 

 showing longitudinal costte ( x 3 diam.). [G. 4154.] 224 



3. Cerithium pritchardi, nom. mut. Eocene : Table Cape. Front 



view of shell (nat. size). [G. 9491.] 226 



4. Batillaria pomahakensis, nom. mut. Miocene : Pomahaka, 



Otago. Front view of shell (nat. size). [G. 9634.] 229 



5. Turritella platyspira, Tenison-Woods. Eocene : Muddy Creek. 



Protoconch ( x 12 diam.) : a, side view ; b, view from 

 above. [G. 4743.] 237 



6. Solarium acutiim, Tenison- AVoods. Eocene : Muddy Creek. 



Shell (nat. size) : a, base ; 6, view from above ; c, detail 



( X 3 diam.). [G. 9481.] 244 



7. Xenophora (Tugiirium) tatei, sp. nov. Eocene : Muddy Creek. 



a, base ; h, view from above (nat. size). [G. 5538.] 254 



