BEETLES. 387 



Trigonotylus ruficornis Fallen. Hopedale. 

 Corixa sp. 



Platyptera. 



Pterondrcys regalis. Okkak. Hopedale. 



Plectoptera. 



Potamanthus marginatus Zett. This boreal European 

 May-fly, occurring in Lapland, we have found in abun- 

 dance in southern Labrador. 



Perla sp. Belles Amours. 



Chloroperla sp. A small greenish species was observed 

 at Strawberry Harbor. 



Trichoptera. 



Desmaiaulius planifrons Kol. Okkak. 



Limnophilus subpunctulatus Zett. This Lapland cad- 

 dis-fly is the most abundant species in Labrador, and 

 what are probably its cases are common in the pools of 

 fresh water. Three or four other species also occurred, 

 but have not been identified. No genuine Neuroptera 

 or Mecoptera (Panorpidse) occurred, 



COLEOPTERA. 



Lepyrus colon (Linn.). Cape Chidley (R. Bell). 

 Pissodes? sp, Hopedale. 

 Coccinella lacustris Lee. Okkak. 

 Leptura sp. Caribou Island. 

 Criocephalus obsoletus Randall. Okkak. 

 Argaleus nitens Lee. Near Cape Harrison. 

 Telephorus fraxini Say. Hopedale. 

 Podabrus Itsvicollis Kir by. Hopedale. 



