Report of the Canadian Arctic Expedition, 



1913-18. 



VOLUME III: INSECTS 



Part A: COLLEMBOLA. By Justus W. Folsom (Issued July 10, 1919). 



Part B : NEUROPTEROID INSECTS. By Nathan Banks {Issued July 11, 1919). 



Part C: DIPTERA. 



Crane-flies. By Charles P. Alexander. 



Mosqmtoes. By Harrison G. Dyar. 



Diptera (excluding TipuMdse and Culicidae). By J. R. Malloch {Issved July 



U, 1919). 

 Part D: MALLOPHAGA AND ANOPLURA. 



Mallophaga. By A. W. Baker. 



Anoplura. By G. F. Ferris and G. H. F. Nuttall {Issued September IS, 1919). 



Part E: COLEOPTERA. 



Forest Insects, including Ipidse, Cerambycidse, and Buprestidse. By J. M. Swaine. 



Carabidse and Silphidae. By H. C. Fall. 



CoccineUidffi, Elateridse, Chrysomelidae, and Rhynchophora (excluding Ipidae). 



By C. W. Leng. 

 Dystiscida. By J. D. Sherman, Jr {Issued December IS, 1919). 



Part F: HEMIPTERA. By Edward P. Van Duzee {Issued July 11, 1919). 



Part G: HYMENOPTERA AND PLANT GALLS. 



Sawflies. (Tenthredinoidea). By Alex. D. MacGillivray. 



Parasitic Hymenoptera. By Charles T. Brues. 



Wasps and Bees. By F. W. L. Sladen. 



Plant Galls. By E. Porter Felt {Issued November S, 1919). 



PartH: SPIDERS, MITES, AND MYRIAPODS. 

 Spiders. By J. H. Emerton. 

 Mites. By Nathan Banks. 

 MjTiapods. By Ralph V. Chamberlin {Issued July 14, 1919) . 



Part I : LEPIDOPTERA. By Arthur Gibson (/ssued January 10, 19S0) . 



Part J: ORTHOPTERA. By E. M. Walker. 



GENERAL OBSERVATIONS ON INSECT LIFE IN THE 



ARCTIC. By Frits Johansen {In preparation). 



