PLATE 



FIG. 149. 



'O 



FIG. 150. 



Cellular Cartilage of Mouse's Ear. 



Section of the Branchial Cartilage of Tadpole. 





^~^< 



Longitudinal and transverse section of Bone: a, Haver- 

 sian canals; 6, concentric lamellae; c, intermediate; d, 

 periostial lamellae; e, bone-cells; /, canaliculi. 



FIG. 152. 



J? ".,"'.; \> 



Striated Muscular-fibre, separated into fibrillie 



Vertical section of Human 

 Molar Tooth: 1, enamel; 2, 

 cementumorcrustapetrosa ; 

 3, dentine, or ivory; 4, osse- 

 ous excrescence,arising from 

 hypertrophy of cementum ; 

 5, pulp-cavity; 6, osseous 

 lacunae at outer part of den- 

 tine - Involuntary Muscular-fibre 



Sarcolemma. 



