THE MOUNT DESERT REGION 353 



DiCHAETA Meigen 



D. CAUDATA Fall. Witch Hole Pond, June 13. 



NoTiPHiLA Fallen 



N. ATRiPES Cress. Narrows, Aug. 13. 



N. BispiNosA Cress. Narrows, July 27-Aug'. 13. 



N. LOEwi Cress. {N. unicolor Loew, not Walker). Bar Harbor, 



June 22; New Mill Pond, July 12. 

 N. OLIVACEA Cress. Bar Harbor, July 26. 

 N. viTTATA Loew. Bar Harbor, July 20-26. 



Brachydeutera Loew 



B. AEGENTATA Walk. S. W. Harbor, June 24. 



Scatophila Becker 



S. VARIABILIS Cress. S. W. Harbor, Aug. 20. 



Philtgria Stenhammer 



P. DEBiLis Loew. Green Mt. ; Long Pond, July 25-Sept. 7. 



BORBORIDAE 



Another family of which the larvae live in decaying organic 

 matter. Examine such places. 



Leptocera Olivier 



L. (Collinella) lutosa Stenh. Bar Harbor, Aug. 10. 



L. (Scatophilella) caeinata Spul. Bar Harbor, Aug. 15. 



L. BRACHYSTOMA Stcu. Rccord of capture lost. 



BoRBORUS Meigen 



B. EQUiNus Fall. Bar Harbor ; S. W. Harbor, June 22-July 11. 



Clusidae 



As the larvae live in decaying wood the adults may be 

 searched for around such places. 



