80 



PKOCEEDINGS OF THE MALACOLOGICAL SOCIETY. 



crawling the latter would probably have an oblique direction, and 

 hence the aperture would naturally be oblique to the longitudinal 

 axis of the shell. 



E. 



B. C. 



Baculites baculoides ? (Mantell). 

 Lower Chalk : Chardstock, Somerset. 



A. Siplioual aspect. B. Antisiphonal aspect. C. Left lateral aspect. 

 D. liiglit lateral aspect. E. Aspect from above. 



