INSECTS OF THE HOUSEHOLD 83 



under loose places in the wall paper, in crevices behind 

 picture mouldings, in picture frames, or about door or 

 window casings or mopboards. They are inclined to be 

 gregarious, which aids in their destruction in case their 

 hiding places can be discovered, and their characteristic 

 " spotting " is of assistance in this. Bedbugs are known 

 to migrate from one house to another, especially when a 

 house is vacated, and they can live for a year or more with- 

 out food. That they are cunning enough to steal rides 

 from place to place is indicated to some extent by the 

 frequency with which they get into trunks and satchels of 

 travelers and are found on the clothing of school children 

 from infested homes ; but this 

 may be due to accident or over- 

 crowding. 



A common remedy consists in 



flooding with benzine all crev- \Q\ J j| ^ 



ices that may harbor the pest. 

 Filling these cracks with pyre- FlG . 34 . BLOOD-SUCKING CONE 

 thrum powder is not so effective NosE 



as With mOSt Other insects, but , adult bug; J, first pupal stage. 

 . (All enlarged to same) 



for immediate relief a thorough 



dusting of the powder between the sheets will protect the 

 weary traveler from the most voracious of the species, 

 and all tourists, especially in Europe, should include a 

 supply in their kits. 



The "big bedbug," or blood-sucking cone nose, Cono- 

 rhinus sanguisuga, is distributed throughout the Southern 

 States. During its larval stages it probably subsists 

 upon other insects, but the adults are provided with wings 

 and live on the blood of mammals. They not infrequently 



