360 BIOLOGICAL SURVEY OF 



Amaurosoma Becker 



A. BRUNNEicosTA Joliiis. Echo Lake, June 27. 



FucELLiA E.-Desvoidy 



F. MARiTiMA Halid. Kelp fly. Common, June 20- July 15. 



Anthomyia Meigeu 



A. PLU\aALis Linn. Common, June 21-July 17. 



EusTALOMYiA Kowarz 



E. BRiziA Walk. N. E. Harbor, July 16 (Minot). 



Hydrophoria Desvoidy 



H. PROxiMA Mall. Witch Hole Pond; Salisbury Cove, June 



13-July 18. 

 H. DmsA Meig. Salisbury Cove, July 14. 

 H. UNiFORMis Mall. Salisbury Cove, Aug. 11. 

 H. (Acroptena) ambigua Fall. Bar Harbor; Echo Lake, June 



14-July 20. 



Pegomya Desvoidy 



P. affinis Stein. (P. vicina St., not Lint.). N. E. Harbor, 



Sept. 24 (Minot). 

 P. BicoLOR Wied. Common, June 21-July 20. 

 P. CALYPTERATA Zctt. Echo Lake, June 17. 

 P. coNNEXA stein. (P. emmesia Mall.). Echo Lake; Long 



Pond, June 17-Aug. 26. 

 P. DissECTA Meig. Salisbury Cove, July 24. 

 P. FUSCOFASCIATA Mall. Bar Harbor; Echo Lake, June 13- 



Sept. 7. 

 P. GENicuLATA Bouclie. Bar Harbor; Echo Lake, June 7- 



July 12. 

 P. HYoscYAMi Panz. (P. vicina Lint.). Common, June 7- 



July 3. The larva mines the leaves of beets and dock. 

 P. JUVENILIS Stein. Eagle Lake; Witch Hole Pond, Julv 



18-30. 



