PLATE XXXI. 



[Enlarged.] 



Fig. I. Hippelates fiavipes, with side view of head in upper left hand corner. 

 ( From Insect Life. ) 



2. Drosophila atnpelophaga : a, adult ; b, antenna of same ; c, base of 

 tibia and first tarsal joint of same; a', puparium, sideview ; <f, puparium 

 from above ; f, full-grown larva ; g, anal spiracles of same. (Author's 

 illustration. ) 



3. Psetidopyrellia cornicina : «, adult female ; b, head of male from front ; 

 r, antenna. (From Annual Report U. S. Department of Agriculture, 

 i89f5. ) 



( 604 ) 



