PLATE 



FIG. 149. 



. 150. 







Cellular Cartilage of Mouse's Ear. 



Section of the Branchial Cartilage of Tadpole. 



FIG. 151. 



Longitudinal and transverse section of Bone: a, Haver- 

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

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



FIG. 152. 



FIG. 153. 



Vertical section of Human 

 Molar Tooth: 1, enamel; 2, 

 cementumor crustapetrosa ; 

 3, dentine, or ivory ; 4, osse- 

 ous exere9cence,arising from 

 hypertrophy of cementura ; 

 5, pulp-cavity; 6, osseous 

 lacunae at outer part of den- 

 tine. 



FIG. 154. 



Striated Muscular-fibre, separated into fibrillue 



Involuntary Muscular-fibre. 



Sarcolemma. 



