THE MOUNT DESERT REGION 393 



Macrocentrus Curtis 



M. AEGERiA Roll. Eden, June 7-July 19. 



M. ATRATUS Miiese. Bar Harbor, July 20. 



M. HARRisi DeGeer. Green Mt., July 25 ; Bar Harbor, Aug. 10. 



M. sp. Bar Harbor, June 7 ; Salisbury Cove, July 19. 



Zele Curtis 



Z. sp. Bar Harbor, June 7 ; S. W. Harbor, July 15. 



Helcon Nees (Gymnocelus Foerster) 



H. PEDALis Cress. Bar Harbor, July 26. 



Opixjs Wesmael 



0. FULVicoLLis Thorns. Pars, on Chrysopliora hermanella or 



lingulacella, July (Br.). 

 0. PRovANCHERi D. T. Greeu Mt., July 25. 

 O. sp. Same record as above. 

 0. n.sp. Pars, on poplar leaf roller. July (Br.). 



Meteorus Haliday 



M. COMMUNIS (Cress.). Pars, on Graptolitha sp. July 5 

 (Br.). S. W. Harbor, July 11. Parasitic on Hadena and 

 other moths. 



M. DiMiDiATus Cress. N. E. Harbor; Eagle Lake, July 11-18. 

 Parasitic on Desmia funeralis. 



M. HYPHANTRiAE Riley. S. W. Harbor ; Bar Harbor, June 21- 

 July 26. Parasitic on fall webworm, American tent cater- 

 pillar, tussock moth, etc. 



M. iNDAGATOR (Rilcy). Pars, on Acrohasis comptoniella. July 

 (Br.). 



M. MAxiMUs Mues. Bred from Lepidopterus larvae from 

 maple, June 15 (Br.). 



M. NivEiTARSis (Cress.). Bred from Acrohasis comptoniella, 

 July and Salehria contatella, Sept. 28 (Br.). 



