CONTENTS. 



PAGE 



At'ERIa: Gortyna xanthenes iniesting Artichokes .. .. .. 213 



Algeria: Spraying with Sea-water against Scale Insects . . .. 213 



America, North : A Study of the European Frit-Fly . . . . 182 



Angola: An Outbreak of Oxycorenws ^oiEimpenms on Cotton .. 201 



Australia : Measures against Pests of Stored Wheat . . . . 180 



Australia : Smynthurus viridis infesting Lucerne . . . . . . 206 



Australia : Lepidopterous Pests of Sugar-Cane in Queensland . . 209 



Australia: The Prickly Pear Problem 210 



Australia: Thynnid Parasites of Scarabaeid Beetles .. .. 210 



Austria: Notes on Bark-beetles .. .. .. .. ^. 176 



Bolivia: The MigTations oi ScMstocerca paranensia .. *. 200 



Brazil: Notes on Cotton Pests .. .. », ., ^. 199 



Brazil: Notes on the Pink Bollworm .. .. .. .. 211 



Brazil: atheroma magnificainieatingCoS^ee .. .. ^. 211 



Brazil: A Pyralid Pest of Figs .. .. 211 



Britain : The Bionomics and Control of Insects infesting Stored 



Grain 178,179 



Canada : Coleoptera and Lepidoptera from Arctic Districts 191, 192 



Canada : Precautions against Cutworms . . . . . . . . 192 



Canada : Measures against the Beet Webworm, Loxosiege sticticalis 193 



Canada: Dusting in Orchards compared with Spraying .. ^. 207 



Ceylon : A new Species of Antonina . . . , . . . . . . 198 



Ceylon : The Bionomics and Control of Xyleborus fornicatus 209, 210 



Croatia : A List of Scolytids . . . . . . . . . . ... 175 



Cyprus : Measures against Insect Pests . . . . . . . . 204 



Cyrenaica : Measures against an Outbreak of Locusts . . ... 200 



Denmark : Insect Life in Fresh Waters (Review) . . . . ... 177 



DENM,iRK : Insect Life from Field and Wood (Review) . . ... 177 



Formosa : Insect Pests of Casuarina strieta . . . . . . . . 197 



Formosa : Notes on the Blister Beetle, Epicauta Mrticornis . . 197 



France : Beetles infesting dead Pines . . . . . . . . 175 



France : Acrolepia assectella infesting Leeks . . . , . . 176 



France : A Little-known Aphid infesting Roses . . . . ... 202 



France : Experiments against Cheimatobia brumaia . . . . 202 



France: Ax&emcal S-pr&js ior Sparganothis pilleriana .. .. 211 



France : Measures against Scale Insects infesting Vines . . . . 212 



France: Leucotermeslueifugus in the Tjrenees .. .. .. 212 



Germany : Notes on the Food-plants of Weevils . . . . 174, 176 



Germany : The Genus Chrysomela and its Food-plants , . 174, 175 

 Germany : The Infestation of Juniperus communis by Male Bark- 

 beetles .. .. .. .. .. .. .. .. 175 



Hawah : Parasitism of Ceratitis capitata during 1918 . . . . 170 



Hawaii: An Oxxthreakoi the Fern WeeYil, Syagriusfulvitarais .. 191 



Holland: Garden Pests in 1919-20 ... 199 



India: Insects attacking GmeWna arjoreo .. .. .. .. 171 



India: The Relation of Soil to Infestation by fi^eZopeZits .. .. 204 



India: Notes on New Coccids. . ... .. .. .. .. 205 



Italy : Agrioies Unecdus infesting Vineyards . . . . . . 203 



Italy : Dipterous Pests of Carob Beans, Mulberries and Oaks 203, 204 



Italy: Olive Pests in Apulia . . .. .. 216 



Italy : Fruit Pests of the Stone Pine . . 216 



Japan: A Lepidopterous Pest of Sweet Potatoes , 194 



Japan : The Life-history of the Citrus Leaf -miner 194 



Japan: Pheasants destroying Noxious Insects .. .. .. 195 



Japan : The Causes of Sterility in Silkworms . . . . . . 195 



Japan : The Bionomics of Mites of the Genus Pedimloides infesting 



Silkworms 196 



Japan : Experiments with Food-plants for Silkworms . . . . 196 



Japan : Insects used for Food and in Medicine 196 



KiAOCHOW : A New Tortricid infesting Conifers 199 



Philippines : Leaf-mining Buprestids infesting Ferns . . . . 209 



Reunion: Measures against Coccws tnn'dis infesting CoSee .. 177 



