Trans. Boy. Soc. Edin. 



Vol. LI. 



K. Bullen Newton on some Cretaceous Brachiopoda and Mollusca from Angola, 

 Portuguese West Africa. — Plate II. 



-Exocjyra cf. flabcllata, Goldfuss (figures of nat. size). 



A, ventral view of lower valve of specimen without umbonal characters, showing the widely 

 distant costae and the undulating concentric ridges both of the furrows and costae. 

 B, ventral aspect of the upper valve of same specimen, showing wide funnel-shaped costae 

 and prominent grooves. 



Locality. — Hanha, near Lobito (No. 12). 



Note. — The dotted lines indicate probable contours of the missing umbonal portions of the fossil. 



Fig. 2. — Akera gregoryi, sp. nov. (figures of nat. size). 



A, ventral view, showing sub-cylindrical body whorl and the extensive aperture. B, dorsal 

 view of same, showing the slightly projecting penultimate whorl. C, summit view, 

 showing the canaliculate suture. 



Locality. — Hanha, near Lobito (No 266). 



