346 biological survey of 



Opomyzidae 

 They will be found along the seashore and in wet places. 



Mtjmetopia Melander 



M. TERMiNALis Loew. Bar Harbor ; S. W. Harbor ; Echo Lake, 

 June 8-Sept. 3. 



Anthomyza Fallen 



A. GRACILIS Fall. Echo Lake ; S. W. Harbor, July 12- Aug. 27. 

 A. TENUIS Loew\ Common, July 12- Aug. 13. 

 A. VARiEGATA Loew. N. E. Harbor; Bar Harbor, July 27- 

 Aug. 12. 



Pelomyia Williston 



P. MALLOCHi Sturt, Narrows, June 9. 



Agromyzidae. The Leaf Miners 



The larvae make mines in the leaves of most plants. Gen- 

 eral sweeping is the method. 



Napomtza Haliday 



N. LATERALIS Fall. Eclio Lake, July 17, 



Agromyza Fallen 



A. AENEivENTRis Fall. Bar Harbor, June 7. 



A. ARTEMisiAE Kalt. {platyptera Thom.). S. W. Harbor; Seal 



Cove; Bar Harbor, July 11-Aug. 8. The larvae mine the 



leaves of a large number of plants. 

 A. ATRATA Meig. (angulafa Loew). Bar Harbor, July 11. 

 A. GENUALis Mel. {coloradensis Mall.). 'Great Heath'; S. W. 



Harbor, July 15. 

 A. LATERALIS Macq. {coquilletti Mall.). Echo Lake; Salisbury 



Cove, July 12-24. 

 A. MELAMPYGA Loew (flaviventris Johns.). S. W. Harbor, 



July 13. The larvae mine the leaves of plantain. 



