PLATE XXXIV. 



Page. 



ROSTELLITES GRACILIS n. sp 157 



Nat. Mus. Cat. Invert. Fobs, 22930. 

 Fig. 1. Dorsal view of a small specimen. 



2. Aperture view of a fragment showing the strong folds on the colu- 



mella. 



3. Aperture view of a very large specimen believed to belong to this 



species. 



Pleurotoma ? hitzi Meek 161 



Fig. 4. Dorsal view of the type (after Meek). 



ACT7EON PROP1NQUUS n. Sp 161 



Nat. Mus. Cat. Invert. Foss, 22931. 

 Fig. 5, 6. Opposite views of the largest type specimen, enlarged. 



7,8. Aperture view of another specimen, enlarged and natural size. 



Haminea truncata n. sp 162 



Nat. Mus. Cat. Invert. Foss, 22932. 

 Fig. 9. Dorsal view of a small specimen. 



10, 11. Opposite view of a large individual. 



260 



