CONTENTS 



Paget 



C. T. Brues and P. A. E. Sheppard. The Possible Etiological 



Relation of Certain Biting Insects to the Spread of Infantile 



Paralysis 305 



A. F. Burgess. Some Shade Tree Pests in Eastern Massachusetts 172 



P. L. BuTTRicK. Notes on Insect Destruction of Fire-killed Timber 



^ in the Black Hills of South Dakota 456 



R. A. CooLEY. Ortho Arsenite of Zinc as an Insecticide 142 



D. L. Crawford. The Petroleum Fly in California (published else- 



where) 364 



XoRMAX Criddle. Injurious Insects of 1911 at Treesbank, Manitoba 248 



C. R. Crosby. The Egg Laying Habits of Adoxus vitis in France 384 



The Egg of the Blackberry Leaf Miner 403 



W. 'SI. Davidson. Aphid Notes from California 404 



R. "W. Do axe. An Annotated List of the Literature on Insects and 



Disease for the Year 1911 268 



Some Insect Pests of the California Live Oaks 346 



H. E. EwiNG. The Occurrence of the Citrus Red Spider, Tetrany- 

 chus myli'.asj>idis Riley, on Stone and Pomaceous Fruit trees 



in Oregon 414 



The Life History and Habits of Cheyletes seminivorus. Pack 416 



E. P. Felt. Recent experiments with the codling moth 15S 



Observations on the identity of the wheat midge 286 



Itonida inopis 368 



Arthrocnodax occidentalis n. sp. 402 



H. T. Ferxald. Insects of the Year 1911 in Massachusetts 245 



S. A. Forbes. What should the State Require of a Negligent Owner 



of a Dangerous Orchard 205 



H. Garmax. Notes from Kentuckj^ . 46& 



B. N. Gates. Hippodamia amhigua in Massachusetts 231 



W. P. Gee. Notes on Saperda calcamta in South Carolina - 336 

 Preliminary List of the Scale Insects of South Carolina with 



Some Notes on the Behavior of Lecanmm quercifex Fitch 484 



C. P. Gillette. Grasshopper Conditions in Colorado 121 



Diabrotica virgifera Lee. as a Corn Pest 364 



Cleonus canescens Lee. as a Fruit Tree Pest 367 



P. A. Glexn. The Ad\dsability of Exempting from Fumigation 



Nursery Stock not Susceptible to San Jose Attack 216 



T. J. Headlee. The Time When Wheat Should be Sown to Escape 



the Fall Brood of Hessian Fly 98 

 Preliminary Report of the Committee on Entomological Investi- 

 gations 472 



