SUBCUTANEOUS INOCULATION OF ANIMALS. 215 



the cylinder. The animal is placed in such a cylinder 

 with its head toward the perforated bottom. It is then 

 easily possible to make subcutaneous inoculation by 

 taking up a bit of skin through the slit in the side of 



FIG. 42. 



The Voges holder for guinea-pigs. 



the box, or to make intraperitoneal injection by drawing 

 the posterior extremities slightly from the box and 

 holding them steady between the index and second 

 finger, as seen in Fig. 42. It is also very convenient 

 for use when the rectal temperature of these small ani- 



