. Insects . and Buprestidse. By J. M. Swaine. Carabidse and Silphidfe. By H. C. Fall. CoccineUidse, Elateridse, Chrysomelidae, and Rhynchophora (excluding Ipidse). By C. W. By J. D. Sherman, Jr {Issued December 12, 1919). Part F: HEMIPTERA. By Edward P. Van Duzee {Issued July 11, 1919). Part G: HYMENOPTERA AI^D 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 3, 1919). Part H: SPIDERS, MITES, AND By J. H. Emerton.


. Insects . and Buprestidse. By J. M. Swaine. Carabidse and Silphidfe. By H. C. Fall. CoccineUidse, Elateridse, Chrysomelidae, and Rhynchophora (excluding Ipidse). By C. W. By J. D. Sherman, Jr {Issued December 12, 1919). Part F: HEMIPTERA. By Edward P. Van Duzee {Issued July 11, 1919). Part G: HYMENOPTERA AI^D 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 3, 1919). Part H: SPIDERS, MITES, AND By J. H. By Nathan By Ralph V. Chamberlin {Issued July 14, 1919). Part I: LEPIDOPTERA. By Arthur Gibson {Issued January 10,A920). Part J: ORTHOPTERA. By E. M. Walker ^. .{In Part K: 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 J: ORTHOPTERA By E. M. WALKER SOUTHERN PARTY, 1913-16. OTTAWATHOMAS MULVEYPRINTER TO THE KINGS MOST EXCELLENT MAJESTY1920 4307 Issued Sept. 4 th. I O Orthoptera Collected in the Canadian Arctic. By E. M. Walker. University of Toronto. No orthoptera were received among the insects collected by the CanadianArctic Expedition 1913-18, but we have received a single grasshopper collectedby Mr. V. Stefansson in 1911. The following is a note on this insect: FAMILY ACRIDIDAEMelanoplus frigidus (Boheman). A siAgle female of this species in poor condition, bears label giving thefollowing data: No. 1670 [F. J.]. Langton bay (Franklin bay), Northwest Territories,summer of 1911. V. Stefansson. In a note to the writer Dr. R. M. Anderson states that This specimen,brought to us with other insect specimens in 1914 from our old house at Langtonbay by a former Eskimo employee, while taken in the Langton bay region, wasmost probably picked up from twenty to forty miles inland on the Horton river,south side of the Melville mountains, a range of hil


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