PLATE VI. 



Cave HViEXA. 



Vertcbfce. 

 (Natural size.) 



Fig. 



1. Atlas, dorsal aspect. 



2. Axis. 



3. Third cervical. 



4. Fourth cervical. 



5. Fifth cervical. 

 0. Sixth cervical. 

 7. Seventh cervical. ^ 



All viewed from the left side. 



Vertebrarterial canal. 



Transverse process of atlas. 



Posterior articulating surface of atlas. 



Odontoid process. 

 V. Neural spine. 



/, Anterior articulating surface of axis. 

 (J. Postzygapophysis. 

 //. Posterior face of centrun). 

 /. Anterior face of centrum. 

 j. Inferior lamella of sixth vertebra. 

 /•. Foramen for exit of spinal nerve. 



All the above specimens are from Wookey Hole, Somerset, and are now preserved 

 in the Taunton Museum. All except the atlas are from Skeleton A. 



