Fig. 



i. 



Fig. 



2. 



Fig. 



3- 



Fig. 



4- 



Plate III. 



Female of Antarctophthirus trichechi (Boh.). 

 Female of Fahrenholzia pinnate n. sp. 

 Female of Euhacmatopinus abnormis Osborn. 

 Female of Antarctophthirus monachus n. sp. 



