IIG 



MOSOriTOliS 



never found them out of doors. Males were cau<,'-ht in 

 houses also, but generally only one male to twenty 



Fi(i. 29. — Anopheles argyriturds, :i(hilt fcinalf ; (.'iilarm.'il. (Original.) 



females. He cau<.,'"lit Anoi)lieles in a house in the Bronx on 

 November Gth and on Christmas day. In a draughty, cold, 

 underground cellar in the same house he caught a dozen 



