Fig. a. 



Ocl. exoccipital bone. 



P. parietal. 



F. frontal. 



Ty. tympanic. 

 Pe. petrosal. 

 Mx. .maxillary. 

 Jmx. Inter-maxillary. 

 N. nasal. 



Vo. vomer. 

 Et. girdle-bone. 

 Pt. pterygoid. 

 Sc. pectoral girdle. 

 //. Pelvic girdle. 

 S. sacral.vertebra. 

 R. ribs. 



Fig. b. 

 Zb. hyoid arches. 

 Kb. branchial arches. 



Fig. 26. Skeleton of Newt ; from Claus. 



