. Insects . cluding Ipidse, Cerambycidse, and Buprestidae. By J. M. and Silphidse. By H. C. Fal|. Coccinellidse, Elateridse, Chrysomelidae, and Rhynchophora (excluding Ipidae).By C. W. Leng. ^1 Dystiscidae. By J. D. Sherman, Jr {Issued December 12, 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 MYRI
. Insects . cluding Ipidse, Cerambycidse, and Buprestidae. By J. M. and Silphidse. By H. C. Fal|. Coccinellidse, Elateridse, Chrysomelidae, and Rhynchophora (excluding Ipidae).By C. W. Leng. ^1 Dystiscidae. By J. D. Sherman, Jr {Issued December 12, 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 By J. H. By Nathan By Ralph V. , {Issued July 14, 1919)^, Part I: LEPIDOPTERA. By Arthur Gibson {Issued January 10, 1920). Part J: ORTHOPTERA. By E. M. Walker. GENERAL OBSERVATIONS ON INSECT LIFE IN THE ARCTIC. By Frits Johansen {In preparation). REPORT OF THE CANADIAN ARCTIC EXPEDITION 1913-18 VOLUME III: INSECTS PART I: LEPIDOPTERA By ARTHUR GIBSON. OTTAWA J. de LABROQUERIE TACHfi PRINTER TO THE KINGS MOST EXCELLENT MAJESTY 1920 Issued 10th Jan. 1920. The Lepidoptera collected by the Canadian ArcticExpedition, 1913-18. (With notes on other species collected in Arctic America.)By Arthur Gibson, Entomological Branch, Department of Agriculture, Ottawa. The collection of lepidoptera made by members of the Southern Partyof the Canadian Arctic Expedition during the years 1913 to 1916, is composedlargely of butterflies. The material was collected chiefly by Mr. Frits Johansen,although a number of specimens were taken by Mr. D. Jenness and Mr. J. , other members of the expedition. The localities where the lepidopterawere collected are in some instances the same as those visited by Mr. David , whose collections were reported upon by Elwes and Hampson^ Asmall number of specimens of the families Pyralidse, Pterophoridse, and Tortri-cidas were brought back, but these are in such poor condition that it is impossib
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