CONTENTS. 



Africa, East : Biting Flies and Disease in Kenya Colony in 1919-20 127 

 Africa, French West : The Distribution of Glossina and Trypanoso- 

 miasis . . . . . . , . . . . . . . . . . . 117 



Africa, South : Czme;v spp. infesting Man and Bats .. ,. .. 125 



Africa, South : Notes on the Chemical Control of Cattle Dipping Tanks 129 



Africa, South : The Bionomics of Glossina pallidipes in Zululand . . 132 



Africa, West : A new Tsetse-fly from South Kamerun. . . . . . . 125 



Africa, West : A Parasite resembling Plasmodium praecox in a Chim- 

 panzee . . . . . . . . . . . . . . . . . . 126 



America: The Classification of Mosquitos .. .. .. .. 130,131 



America, North : The Species of Drosophila . . . . . . . . 124 



Australia: Pediculoides ventricosus a.nd a Disea.se Tesembling Typhus .. 119 



British Isles : The probable Carriage of Rheumatic Fever by Flies .. 119 



British Isles : The Identity of the Harvest Bug .. .. .. .. 119 



British Isles : Mosquitos on Hayling Island . . . . . . . . 120 



Canada : Mosquito Control Investigations in British Columbia . . . . 127 



Dutch East Indies : Mosquitos and Malaria . . . . . . . . 120 



Egypt : Egyptian Fever in Cattle and Buffalos . . . . . . . . 127 



France : Herpetomonas found in Pyrrhocoris apterus . . . . . . 121 



Germany : Notes on Parasites of Mosquitos . . . . . . . . 128 



India : The Value of Cantharid Beetles for Medical Purposes . . . . 128 



India: A Case of Typhus-like Fever .. .. .. .. .. 129 



Italy : A Blood-sucking Fly, Symphoromyia grisea . . . . ... 119 



Italy : Flagellates found in Pentatomid Bugs in Cabbages . . . . 121 



Macedonia : The Bionomics and Control of Phlebotomus . . . . 125 



Mexico : Ticks and Texas Fever , . . . . . . . . . . . 118 



Peru : A Campaign against Yellow Fever . . . . . . . . . . 130 



Switzerland : The Hibernation of Mosquitos at High Altitudes. . . . 118 



U.S.A. : Cases of Tularaemia in Man . . . . . . . . . . 122 



U.S.A.: The Rocky Mountain Fever Problem in Montana .. .. 123 



U.S.A.: Control of Poultry Parasites in Montana .. .. .. 124 



West Indies : A new Phlebotomus from Trinidad . . . . . . . . 125 



West Indies : The Oviposition of foblotiadigitata in Tximda.d .. .. 131 



The Transmission of Trench Fever by Lice . . . . . . . . 120 



Keys to the European Mosquitos .. .. .. .. .. .. 120 



Notes on Flagellosis in £M;^Ao;'Z)ia .. .. .. .. .. .. 121 



Immunity Studies in Galleria mellonella . . . . . . . . . . 121 



Derris as an Insecticide for Animal Parasites . . . . . . . . 122 



Remedies for Fleas and Bedbugs in Houses . . . . . . . . . . 123 



The Length of the Gills in Mosquito Larvae . . . . . . . . . . 128 



Mites injurious to Domestic Animals . . . . . . . . . . 129 



Inoculation of Experimental Animals with Malaria . . . . . . 130 



tThe Classification of Mosquitos of the Palaearctic and Nearctic Regions 131 



A Mosquito Net for Use on Ships . . . . . . . . . . . . 132 



A Character differentiating Anopheles plumbeus and A. bifurcatus . . 132 



