Canadian Arctic Expedition, 1918-18. 

 Part E. COLEOPTERA. 



Part F. HEMIPTERA. 



Euscelis hyperboreus Van Duzee. 



Part G. HYMENOPTERA AND PLANT GALLS. 



Rhogogastera reliqua MacGillivray 4o 



Euura abortiva MacGillivray 4o 



" arctica MacGillivray 5a 



Pontania atrata MacGillivray GG 



lorata MacGillivray 80 



delicatula MacGillivray 8c 



deminuta MacGillivray 9a 



quadrifasciata MacGillivray . . 10o 



subpallida MacGillivray lla 



trifasdata MacGillivray llo 



Amauronematus completus MacGillivray 13o 



indicatus MacGillivray. 14o 



digestus MacGillivray. . 14a 



cogitatus MacGillivray... 15o 



varianus MacGillivray.. 16o 



aulatus MacGillivray. . . 16o 



magnus MacGillivray... 17a 



Aptesis nivarius Brues 21a 



Polyblastus arcticus Brues 22a 



Diodes modestus Brues 23o 



Bombus neoboreus Sladen 28a 



Bombus sylvicola var. johanseni Sladen . 30o 



Part H. SPIDERS, MITES AND MYRIAPODS. 



Spiders 



Mites 



Myriapods... . 

 < -ryophilus Chamberlin . 



17n 



Tmeticus alatus Emerton 



Microneta maritima Emerton , 



Lycosa asivak Emerton 



Stigmaeus arcticus Banks 



Cryophilus alaskanus Chamberlin. 



Ethopolys integer Chamberlin 



Ethopolys integer subsp. alaskanus 

 Chamberlin .... 



4n 

 HH 



18H 



20n 



2lH 



Part I. LEPIDOPTERA. 



rarmbarrovia Gibson 33 I 



Oeneis semidea var. arctica Gibson. . . 



simulans Gibson. 



cairnesi Gibson 



" brucei var. yukonensis Gibson 



Brenlhis natazhati Gibson 



" distincta Gibson 



Parabarrovia keelei Gibson 



Anarta subfumosa Gibson 



Homoglaza murrayi Gibson 



Diasemia alaskalis Gibson 



Pyla arctiella Gibson 



25i 

 33i 

 34i 

 36i 

 45i 

 46i 



