Report of the Canadian Arctic Expedition, 
1913-18. 
VOLUME III: INSECTS 
Part A: COLLEMBOLA. By Justus W. Folsom (Issued July 10, 1919). 
Part B: I)TEUROPTEROID INSECTS. By Nathan JBanks {Issued July 11, 1919). 
Part C: DIPTERA. 
Crane-flies. By Charles P. Alexander, 
fc- Mosquitoes. By Harrison C. Dyar. ~~^ 
*^ , Diptera (excluding Tipuhda? and Cuhcidae). By J, R. Malloeh [Issued July 
Part D: MALLOPHAGA AND ANOPLURA. 
Mallophaga. By A. W. Baker. , ' 
Anoplura. By G. F. Ferris and G. H. F. Nuttall {Issued September 12, 1919). 
?art E: COLEOPTERA. 
Forest Insects, including Ipidas', Cerambycidae, and Buprestidae. By J. M. Swaine. 
Carabida; and Silphida?. By H. C. Tall. ^ .' ^ 
CoccaneUida^, Elateridse, ChrysomeUdsp, and Rhynchophora (excluding Ipidse). 
By C. W. Leng. 
Dystiscida;. By J. T). Sherman, Jr (Issued December 12, 1919). 
Part F: HEMIPTERA. By Edward P. Van Duzee .,. (Ismed July 11, 1919). 
Part G: HYMENOPTERA AND PLANT GALLS. 
Sawflies. (Tenthredinoidea). ^--By Alex. D. MacGiUivray. 
Parasitic Hymenoptera. By Charles T. Brues. 
Wasps and Bees. By F. W. L. Sladen. 
Plant Galls. By E. Porter Felt (Issued November 8, 1919).. 
PartH: SPIDERS, MITES, AND ^lYRIAPODS. 
Spiders. By J. H. Emerton. 
Mites. By Nathan Banks. 
Myriapods. By Ralph V. Chamberhn (Issued July 14, 1^19). 
Part I: LEPIDOPTERA. By Arthur Gibson (7n press). 
Part J: ORTHOPTERA. , By E. M. Walker. 
GENERAL OBSERVATIONS ON INSECT LIFE IN THE 
ARCTIC. By Frits Johaiisen (In preparaiionl. 
