. Insects . I: CRUSTACEA Part A. DECAPOD CRUSTACEANS. By Marv J. Rathbun {Issued August 18, 1919). Part B. SCHIZOPOD CRUSTACEANS. By Waldo L. Schmitt {Issued Septeinber 22, 1919). Part C. CUMACEA. By W. T. Caiman {Issued October 15, 1920 Part D. ISOPODA. By P. L. Boope {Issued November 10, 1920). Part E. AMPHIPODA. By Clarence R. Shoemaker {Issued September 7, 1920). Part F. PYCNOGONIDA. By Leon J. Cole {Issued January S, 1921). Part G. EUPHYLLOPODA. By F. Johansen {In preparation). Part H. CLADOCERA. By Chancey Juday {Issued June 23, 1920). Part I. OSTRACODA. By R. W. Sharpe {In preparation).


. Insects . I: CRUSTACEA Part A. DECAPOD CRUSTACEANS. By Marv J. Rathbun {Issued August 18, 1919). Part B. SCHIZOPOD CRUSTACEANS. By Waldo L. Schmitt {Issued Septeinber 22, 1919). Part C. CUMACEA. By W. T. Caiman {Issued October 15, 1920 Part D. ISOPODA. By P. L. Boope {Issued November 10, 1920). Part E. AMPHIPODA. By Clarence R. Shoemaker {Issued September 7, 1920). Part F. PYCNOGONIDA. By Leon J. Cole {Issued January S, 1921). Part G. EUPHYLLOPODA. By F. Johansen {In preparation). Part H. CLADOCERA. By Chancey Juday {Issued June 23, 1920). Part I. OSTRACODA. By R. W. Sharpe {In preparation). Part J. FRESHWATER COPEPODA. By C. Dwight Marsh {Issued April 21, 1920). Part K. MARINE COPEPODA. By A. Willey {Issued June 25, 1920). Part L. PARASITIC COPEPODA. Bv Charles B. Wilson {Issued- August 6, 1920). Part M. CIRRIPEDIA. By H. A. Pilsbrv {In preparation). REPORT OF THE CANADIAN ARCTIC EXPEDITION 1913-18 VOLUME III: INSECTS PART K: INSECT LIFE ON THE WESTERN ARCTIC COAST OF AMERICA By FRITS JOHANSEN. 1889 OTLAVVA THOMAS MULVEY PRINTER TO THE KINGS MOST EXCELLENT MAJESTY 1921 16579—1 Issued November 7, 1921 Insect Life on the Western Arctic Coast of America By Frits Johansen Introduction The territory covered by the Canadian Arctic Expedition, 1913-18, stretchesfrom Wrangell island (about latitude 71 degrees north, longitude 178 degreeswest) off Siberia to the new land found north of the Canadian Arctic archipelago(about latitude 80 degrees north, longitude 100 degrees west). Much of this area, however, was passed only on ship or during sledge-expeditions, and from some localities no collections of insects or plants weremade. The expedition was divided into a northern and a southern partj^ thenorthern exploring principally the Arctic ocean and Canadian Arctic archipelago,while the southern investigated the continental coast. Owing to the unfor-tunate loss of the naturalist of the northern party, Mr. James Murray, with the Karluk, off Wrangell island, in 1914, the coll


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