EEPOET OF THE SOCIETY 31 



Department of Agriculture Circulars: 



No. 2.— I ield Crop Insects.— By H.F. Hudson. 1922. 



4. — The date on which it is safe to reseed fields in the Prairie Provinces after they have 

 been devastated l)v the Pale Western Cutworn. — Bv H. L. Seamans and E. H. Strick- 

 land. 1922. 

 12. — How to Foretell Outbreaks of the Pale Western Cutworm in the Prairies Provinces. — 



Bv H. L. Seamans, 1923. 

 14.— The Beet Webworm.— By E. H. Strickland and X. Criddle. 1923. 



Department of Agriculture Pamphlets: 



No. 5.— The Strawberrv Root Weevil.— Bv W. Downes. 1922. 



6.— The Western Wheat-Stem Sawfly and its Control.— By Norman Criddle. 1922. 

 30." — ^The Hessian Flv in the Prairie Provinces. — Bv Norman Criddle. 1923. 

 32.— Root Maggots and their Control.— By R. C. treherne. 1923. 

 33.— Wire worm Control.— By R. C. Treherne. 1923. 



Reports of the Canadian Arctic Expedition 



The insect reports published by the Dominion Government were completed 

 in 1921. The various parts are as follows: 



INTRODUCTION.- By C. Gordon Hewitt. 

 Part A: Collembola. — By Justus W. Folsom. 

 Part B: Neuropteroid Insects. — By Nathan Banks. 

 Part C: Diptera 



Crane-flies. — -By Charles P. Alexander. 



]\Iosquitoes.^ — By Harrison G. Dyar. 



Diptera (Excluding TipuUdae and Culicidae). — -By J. R. Malloch. 

 Part D: Mallophaga and Anoplura. 



:\IaIlophaga.— By A. W. Baker. 



Anoplura.^ — ^By G. F. Ferris and G. H. F. Nuttall 

 PartE: Coleoptera. 



Forest Insects, including Ipidae, Cerambj'cidae, and Buprestidae.— -By J. M. 

 Swaine. 



Carabidae and Silphidae. — By H. C. tall. 



Coccinellidae, Elateridae, Chrvsomelidae and Rhvnchophora (excluding Ipidae). 

 By C. W. Leng. 



Dyti.scidae. — By J. D. Sherman, Jr. 

 Part F: Hemiptera. — By Edward B. Van Duzee. 

 Part G: Hymenoptera and Plant Galls. 



Sawfiies. (Tenthredinoidea). — -By Alex. D. MacGillivraj*. 



Parasitic Hymenoptera.- — By Charles T. Brues. 



AVasps and Bees. — Bv F. W. L. Sladen. 



Plant Galls.- By E. Porter Felt. 

 Part H: Spiders, Mites, and M\Tiapods. 



Spiders.^ — ^By J. H. i]merton. 



Mites. — By Nathan Banks. 



Myriapods. — By Ralph V. Chamberlain. 

 Part I: Lepidoptera. — Bv Arthur Gibson. 

 Part J: Orthoptera.— By E. M. Walker. 

 Part K: General Observations on Insect Life in the Arctic. — By Frits Johansen. 



Health of Animals Br anch, Department of Agriculture. 



In 191G this Branch pubhshed two bulletins as follows: 



No. 21. — A Further Contriinition on the Biology of Hypoderma lincntum.— By S. Hadwen. 



22. — Observations on the ^Migration of Warble larvae through the Tissues.— By S. Hadwen 

 and E. A. Bruce. 



