CONTENTS— coM/d. 



U.S.A. : Preparation of a Crude Oil Emulsion Dip for dipping Cattle 



U.S.A. : The Egg-laying Habits of Californian Anophelines 



U.S.A. : The Relation of Rice Cultivation to Malaria in California 



U.S.A. : Dips for Cattle Ticks in Cahfornia 



U.S.A. : A Summary of Measures against Malaria 



U.S.A. : The House-fly and Disease 



U.S.A. : Notes on Culex spp. in Texas 



West Indies : Psorophora coffini from the Virgin Islands 



An Attempt to transmit Malaria to Macacus 



Mites in the Human Intestine 



The correct Generic Name for the Chigger 



Notes on new Fleas . . 



The Distribution of Ceratophilus fasciatus 



The Effect on Lice of Drugs in the Blood of the Host . . 



The Causal Agent of Tsutsugamushi Disease 



The Bedbug and its Relation to PubUc Health . . 



Mites as internal Parasites of Man . . 



The Relation of Blow-flies and House-flies to Disease Organisms 



Yellow Fever, its Distribution and Control in 1920 



The Swarming of Culex fatigans 



Sanitary Entomology {Review) 



PAGB 

 62.63 

 66 

 66 

 69 

 71 

 71 

 72 

 72 

 59 

 60 

 61 

 61 

 62 

 65 

 65 

 69 

 70 

 71 

 71 

 72 

 64 



