Vol. XI] COLE— PRIBILOF ISLANDS DIPTERA 173 



19. Scatophaga dasythrix Beck 

 St. Paul Island, June 20; St. George Island, June 30. De- 

 scribed from Bering Straits ; reported from Bering Island, by 

 Coquillett. 



20. Scatophaga furcata Say 



St. Paul Island, June 21 to August 10; St. George Island, 

 June 30. Very common. 



21. Scatophaga rubicunda Mall. 

 St. George Island, July 1. The description by Malloch is 

 in press, the name having been given in a preliminary paper. 

 Described from Northwest Territory and Pribilof Islands. 



HELOMYZID^E 



22. Leria crassipes Loew. 



St. Paul Island, July 4 and August 10. Described from 

 Germany and reported by Aldrich from Ungava Bay, Hudson 

 Bay Territory. 



23. Leria fraterna Loew. 



St. Paul Island, June 21 ; St. George Island, June 30. Origi- 

 nally described from Alaska. 



24. Leria sp. 

 One female from St. Paul Island, June 10 ; near iners Meigen, 

 of which only the male has been described. 



BORBORIDyE 

 Two species were taken, one a Copromyza, the other a Lepto- 

 cera, but the specimens are in poor condition for identification. 



PHYCODROMID^ 

 25. Coelopa frigida Fall. 

 St. George Island, July 19 ; St. Paul Island, July 4 and August 

 10. Very common. 



