124 BIOLOGICAL SURVEY OF 



T. MELLiNA Nort. Bar Harbor; Salisbury Cove, July 17-27. 



T. MUTANs Nort. S. W. Harbor, July 15-18. 



T. RUFOPECTA Nort. N. E. Harbor, July 1-8 (Minot). 



T. RUFOPECTA var. MELLicoxA Prov. Long Pond ; Bar Harbor, 



July 16-18. 

 T. SECUNDA MacG. S. W. Harbor ; Echo Lake, July 13-17. 

 T. SEMiRUBRA Nort. Bar Harbor ; Green Mt. ; Salisbury Cove, 



June 9-Aug. 7. 

 T. siGNATA Nort. Bar Harbor; S. W. Harbor, June 9-22. 

 T. TRICOLOR Nort. S. W. Harbor, July 15. 

 T. vERTiCALis Say. S. W. Harbor; Echo Lake; Bar Harbor, 



June 21-July 26. 

 T. XANTHA Nort. Seal Cove, July 10. 



Macrophta Dahlbom 



M. FASciALis Nort. S. W. Harbor ; Long Pond, June 25-July 



16. The larva feeds on elder. 

 M. FLAVicoxA Nort. Bar Harbor; S. W. Harbor, June 9- 



July 15. 

 M. iNCERTA Nort. Jordan Pond; Echo Lake; S. W. Harbor, 



June 10-July 10. 

 M. NIGRA Nort. Echo Lake, July 12. 

 M. TRisYLLABA Nort. Commoii, June 11-July 18. The larva 



feeds on elder. 

 M. VARiA Nort. Bar Harbor ; Long Pond ; S. W. Harbor, June 



11-July 26. 

 M. zoNALis Nort. S. W. Harbor; Long Pond; N. E. Harbor, 



July 13-26. 



Tenthredo Linnaeus (Allantus Jurine) 



T. BASiLARis Say. Common, July 10-Sept. 7. 



Hemichroa Stephens 



H. AMERICANA Prov. Seal Cove, June 20 (Sanford). 



Pristiphora Latreille 



P. BiviTTATA Nort. S. AV. Harbor, July 13. The larva feeds 

 on Spiraea. 



P. MURTFELDTiAE Marl. Eclio Lake ; S. W. Harbor, June 21- 

 July 10. 



P. sp. near pallicoxa Roll. S. W. Harbor, July 29. 



