PABT I 



THE ARGASIDAE 



by 



G. H. F. NUTTALL 



and 



C. WARBURTON 



aided by 

 W. F. COOPER and L. E. ROBINSON 



NOTE. 



G. H. F. Nuttall and C. Warburton are responsible for the systematic 

 portion of this Part, while the biological section has been almost en- 

 tirely in the hands of the former. W. F. Cooper and L. E. Robinson 

 have assisted in collating the literature on the subject. 



