nrc E aue riim p PERRA S 
135 
says that the fetlock joints (especially), n 
| Hayes ; 
Sheath, front of chest, face, lips, and tongue are the usua. 
points of attack. : 
In this connection it is interesting to note that the penis 
and sheath are commonly affected, as is found to be the case 
animals in Southern Australia examined by the present writer, 
9 larvae have been found. In many of them it has been 
difficult to demonstrate even any worm canals, but in a series 
of tumours from early to late one can trace the gradual dis- 
appearance of the larvae. Therefore, one is not justified in 
ing t 
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larvae of Z, microstoma, but te the same species as the larvae 
