PLATE 114. 



Page 



Fig. 1. Strophostylus transversus. 470 



1 a. View of the spire. 



1 b. View of the aperture, wliich ia narrowed by turning the upper margin forward. 

 1 c. Profile view of the shell from the upper side. 



Fig. 2 & 3. Strophostylus expansus. 470 



2. A small specimen which is obliquely compressed. The peristome is extended around the 

 adjacent volution, giving it a different aspect from the other specimens of tlie same species. 



3 a. View of the aperture, sliowing its form, with tlie outer angle of the columellar lip. 



3 b. View of the upper side of the spire and the expanded body volution. 



Fig. 4 & 5. Cyrtolites? expansus. 479 



4 a, b. Anterior and lateral views of the smaller specimen. 



5 o, b. Anterior and lateral views of the larger specimen. 



