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CONTENTS. 



PAGE 



Insect Pests in New York in 1917 . , . , , . . . . . 137 



Notes on New Aphids from U.S.A. and Japan . . . . . . 137 



Rearing Saperda Candida under Artificial Conditions in U.S.A. . ■ 137 



The presence of Eumenis sirigalus in New Jersey . • . . . . 138 



Lasioderma serricorne infesting stored Tobacco in Nyasaland . . 138 



The CocciDAE of South Africa . . . . . . . . . . 138 



A Parasitic Dro8o/>j^iia from Trinidad. . .. .. ,. .. 139 



Tomaspis fiavilalera and its Natural Enemies in British Guiana , . 139 



Insect Pests in Oklahoma in 1917-18 . . . , . . . . . . 140 



An Outbreak of Grasshoppers in Montana . . . . . . 140 



Measures against Eriophyes pruii infesting Plums in Montana . . I J i 

 The Susceptibility of Timber to the Attacks of Anobiiim domeslicuni 



in New Zealand .. .. .. .. .. .. .. 141 



New (Joccids from Italy . . .. .. .. •• .. •• 141 



A Sawfly, Ginibex qucuirimaculat'us, injurious to the Almond in 



Italy 142 



The Termites and Termitophiles of Western Africa . . . . . . 142 



Two New Termites from Eritrea . . . . . . • • 143 



Notes on Aphids in South-Eastern Kussia . . . . . . . . 143 



A Fungus infesting the Cocoon of a Braconid in Britain . . . . 143 



The Swarming of Pteromalus deplanatus in Buildings in Britain . . 143 



The Parasitism of Pieris brassicae by Apantdes glomeratus in 



Britain . . . . . . . . . . . . . . . . 144 



Measures against Pests of stored Cereals in Ohio . . . . • . 144 



Insect Pests of Vegetables in Ohio .. . . . . • • ■ • 144 



Notes on Macrosiphum solrniifolU in Ohio . . . . 144 



Clover Pests in Ohio . . . . . . . . ■ • ■ . • ■ 145 



Notes on Lygldea / ' a Orchards in Ohio . . . . . . 146 



The Bionomics of > obscurus infesting Clover in Ohio . . 146 



Notes on Lepidopterou.'^ oorers in Ohio . . . . . . . . 147 



Measures against Flea- beetles in Ohio . . . . . . . . 147 



The Protection of Cereal Crops from Insect Pests in Ohio . . 148 



Measures against J. w'/^onom MS 7r«n<i is in Tennessee. . .. ■■ 148 



The Biology of Fruit-fly Parasites in Hawaii . . . . . . 149 



The Bionomics and Control of the Grape Curculio in U.S.A. . . 150 

 The Bionomics of Paranthrene poli^stifo'rmis infesting Grape Vines 



inU.S.A. .. .. 151 



Experiments in the Control of Eriosoma lanigerum in U.S.A 151 



Notes on a Mite infesting Silkworms in Japan 152 



A Tarsonemid Mite infesting Barley in Japan 152 

 The Bionomics of Ptychaiiatis acyi-idie, aa Aphid • destroying 



Coccinellid in Japan . . • • . . _ . . . . . . 1 53 



Notes on Cerambycids of Economic Importance in Japan . . 154 

 Diplosis morivorella, a GaUniakiug Cecidooiyid infesting Mulberries 



in Japan . . . . . . • . . . . . ■ • . . 15 1 



Polydesma vulgaris, a. Bamboo Pest in Japan 1 > j 



