358 INSECTS OF ARCTIC NORTH AMERICA. 



Argutor brevicornis, Kirby. Borders of Mackenzie and Slave Rivers. 

 Omaseus orinomum, Leach. District south of Lake Winipeg, lat. 



50°— 54° N. 

 Platysma vitrea, Eschsch. Borders of Mackenzie and Slave Rivers. 

 Psecilus lucublandus, Say. Borders of Mackenzie and Slave Rivers. 

 Harpalus — ? n. s. (near H. obtusus). Borders of Mackenzie and 



Slave Rivers. 

 Stenolophus — ? n. s. Great Bear Lake, lat. 66°— 67° N. 

 Amara — ? sp. (near A. trivialis). South of Lake Winipeg, lat. 49° N. 

 Araara — ? sp. Great Bear Lake. 

 Bembidium conicolle, Motchoulshy (B. impressum, Kirby). Great 



Bear Lake, and north of Lake Winipeg, lat. 49° — 67° N. 

 Acupalpus — ? n. s. Great Bear Lake, lat. 66°— 67° N. 

 Perypkus — ? sp. Great Bear Lake. 

 Platytrachelus — ? n. s. Great Bear Lake. 

 Notaphus nigripes, Kirby. Great Bear Lake. 

 Notaphus variegatus, Kirby. South of Lake Winipeg, lat. 49° N. 

 Dytiscus Harrisii, Kirby. South of Lake Winipeg. 

 Agabus — ? n. s. (near A. arcticus). Cape Krusenstern, lat. 68° N. 

 Colymbetes — ? sp. Borders of Mackenzie and Slave Rivers. 

 Hydrophilus picipes, Auct. South of Lake Winipeg, lat. 49° N. 

 Heterocerus — ? n. s. (near H. fossor). Great Bear Lake. 

 Staphylinus villosus, Grav. South of Lake Winipeg, lat. 49° N. 

 Quedius, n.s. (near Q. raolochinus). Great Bear Lake, lat. 66° — 67° N. 

 Omalium, n. s. (near O. rivulare). Shore of Arctic Sea, near mouth 



of Mackenzie River, lat. 70° N. 

 Anthophagus, sp. Borders of Mackenzie and Slave Rivers. 

 Silpha Lapponica, Auct. Fort Simpson ; Borders of Mackenzie and 



Slave Rivers. 

 Silpha opaca, Auct. Borders of Mackenzie and Slave Rivers. 

 Silpha, n. s. (near S. Baikalica), Motchouhky. Borders of Mackenzie 



and Slave Rivers. 

 Ptinus fur, Auct. South of Lake Winipeg. Throughout Rupert's 



Land. 

 Byrrhus — ? n. s. Borders of Mackenzie and Slave Rivers, lat. 58° 



—65° N. 

 Byrrhus — ? n. s. South of Lake Winipeg. 

 Rhisotrogus fervens, Gyll. South of Lake Winipeg, lat. 49° N. 

 Platycerus piceus, Web. Fort Simpson, on the Mackenzie River, 



lat, 62° N. 

 Cyphon fuscipes, Kirby. Great Bear Lake. 

 Elater seripennis, Kirby. Shore of Arctic Sea, near Mackenzie 



River, lat, 70° N. 

 Elater seneus ? Borders of Mackenzie and Slave Rivers. 



