PLATE XXV. 



FIG. 66. Section ol an injected muscle of the extremities of a rat, showing the distribution of blood-vessels in the 

 transversely striped muscular tissue, a. Arteriole. 6. Vein. d. Capillary between them. c. Muscular libre with 

 transverse stri.-e. (Oc.,3; Obj.,5.) 



FIG. 68. Isolated muscular fibre with transverse striae from an oblique section of the tongue of a frog coloured, 

 with chloride of gold. The muscle cells are distinctly shown, and three are visible, each containing several nuclei. 

 p.6i. (Oc.,31 Obj.,8.) 



FIG. 67. Isolated smooth muscular fibres of the small intestine of a cat. macerated in bichromate of potash. The 

 substauceof the cells is longitudinally striated, the nuclei are staff-shaped and well defined, p. 52. (Oc.,3; Obj.,?.) 



