EXPLANATION OF PLATE VIIL 



Fio. 



18. Belemnites Bucklamdi, n. s. 



/'. Copy of the figure given by Dr. Buckland in his ' Bridgevvater Treatise,' 

 second edition, pi. Ixi, fig. 7. In the npper part of the conotheca lies 

 the ink-bag (opposite i) ; lower down, the phragmocone appears ; and 

 the figure is completed by the somewhat hastate guard. Lyme Regis. 

 Collection of Miss Philpotts. 



/". Specimen (seen laterally) from Blue Wick. Collection of Prof. Phillips. 

 Another, from the same locality, seen laterally. 



v". Ventral aspect of this specimen. 



V. Ventral aspect of a specimen which shows erosion along the face. 



19. Belemnites Milleri, n. s. 



/'. Lateral view of a specimen in the Oxford Museum. 



v. Ventral aspect of the same. 



/". Lateral view of a specimen in the Collection of Prof. Phillips. 



v". Ventral aspect of the same. 



s'. Longitudinal section, showing the phragmocone. Oxford Museum, 



s". Longitudinal section of a specimen in Prof. Phillips's Collection. 



s. Transverse section of the guard. 



a. Umbilicated apex of a specimen. 



