THE MOUNT DESERT REGION 357 



PsELA Meigen 



P. BicoLOR Meig. Bar Harbor; S. W. Harbor, July 17-22. 

 P. LEVIS Loew. Bar Harbor; S. W. Harbor, June 11-21. 

 P. LONGULA Johns. Echo Lake; Bar Harbor; Green Mt., 

 July 17-25. 



COELOPIDAE 



In seaweed washed up on the shore is where these live. 



CoELOPA Meigen 



C. FRiGiDA var. PARvuLA Flat Kelp-fly. Corfield at light, Oct. 

 8-20. 



Orygma Meigen 



0. LUCTUOSA Mg. Four individuals bred from seaweed from 

 S. "W. Harbor and said to be the only ones taken in this 

 country. One in cabinets and rest in U. S. N. M. 



Helomyzidae 



The larvae are scavengers and live in decaying vegetable 

 matter. Adults may be trapped in moist places with vegetable 

 bait. 



AliLOPHYLiLA Loew 



A. LAEvis Loew. Common, June 11-Sept. 7. 



SuiLLiA R.-Desvoidy (Eelomyza auct.) 



S. APicALis Loew. S. W. Harbor; Long Pond; Echo Lake, 



July 15-Sept. 7. 

 S. LONGiPENNis Locw. Eclio Lake, July 17. 

 S. PLUMATA Loew. Bar Harbor, July 20. 



SCOLIOCENTRA LoeW 



S. HELvoLA Loew. Echo Lake; N. E. Harbor Bar Harbor, 



July 12-Sept. 11. 

 S. TiNCTA Walker. One specimen in laboratory, July 26. 



