LEWIS ON HiEMATOZOA. 



Plate XXXIX. 



,<m 



Fig. a Nat. Size 



Interior of Aorta. 



Fig. 10 Nat. Size 



Exterior of Aorta. 



"Mi, 

 Fjg. 11 .'.'...xia 



Im-mature Worm, 

 remo''.'ed frora a 

 small turnouT in the 

 walls of the Aorta. 



1 \ 



Fig. 12....^rrr^..xl2 



As Fig. 11. but under- 

 going the process 

 of Moulting 



Fig. 13 100 



As Fig. 11 - more 

 highly magni-fied. 



Fig. 14...1C10 



Young female Worm. Repro- 

 ductive organs differentiated, 

 but Ova not formed. 



Fig. 15 7:?zr:T:.. xio 



Young male Worm. The 

 spermatic tuhf? and si^icules 

 distinctly visible. 



T. R.L adnat.del. 



> fare p. 554. 



THE DEVELOPMENT OF FILARIA SANGUINOLENTA IN THE WALLS 

 OF THE AORTA OF DOGS 



