EXPLANATION OF PLATE XCIII. 



VOI.UTOMORPHA coxRADi (Gabb), p. 780 



1-2. Two lateral views of a large internal cast. 



Xai'csink marl; near Holindcl. 



3. Lateral view of a cast retaining some of the surface mark- 

 ings. 



Nave sink marl. 



VOLUTOMORPHA Sp.. 



4-5. Two lateral views of an internal cast. 



IFcnoiiah sand; near Crau'fords Corner, (126*). 



1070 



