XXIV 



INTEODTJCTION. 



Fig. 4. 



(From P. Z. S. 1895, p. 317, fig. 7.) 



sF* 



■ kp 



»•■-? mm / 



f 



u 



-OLC 





'F 



f 



-Kp 



/- -yJW.. a p 



■plz 

 m. 



Hi 



pz 

 plz 



■ d 



Dorsal aspect of the same. 



ac. Arterial canal. 

 d. Diapophysis. 

 /. Foramen. 

 fop. Hyperapophysis. 

 iz. Interzygapophysial ridge. 



m. Metapophysis. 



n. Neural spine. 

 ptz. Postzygapophysis 

 pz. Prezygapophysis. 



