2(i8 



MANUAL OF THE APIARY. 



they are recommended. I have received specimens of this 

 fly from nearly every Southern State. There are very similar 

 flies North, belonging to the same genus, but as yet we have 



Fig. 108. 



no account of their attacking bees, though such a habit might 

 easily be acquired, and attacks here would not be surprising. 

 A fly very similar to the above in appearance, and possessed 

 of the same evil habits, is the Nebraska bee-killer — Promachus 

 bastardi, Loew. 



Bee-Louse — Branla Gceca, Nitsch. 



This louse (Pig. 109) is a wingless Dipteron, and one of 

 the uniques among insects. It is a blind, spider-like parasite. 



Fig. 109. 



Imago. Larva. 



and serves as a very good connecting link between insects- 

 and spiders, or, still better, between the Diptera, where it 

 belongs, and the Hemiptera, which contains the bugs and. 



