382 BIOLOGICAL SUEVEY OF 



DiPRIONIDAE 



DiPRiON Schrauk 



D. (LoPHYRUs) ABBOTTi (Leacli). 



D. POLYTOMUM Htg. Bar Harbor, July 19-Aug. 8 (Br.). 

 D. SIMILE Hartig. Introduced Pine Sawfly. Bred from Pinus 

 strohus, May 15-June 8 (Br.). 



Neodiprion Eoliwer 



N. ABBOTTI Leach. 'Mt. Desert, Aug., 1872' (Cora H. Clarke). 



The larva feeds on white pine. 

 N. ABiETis Harr. N. E. Harbor, Aug. 11 (Minot). The larva 



feeds on spruce, fir, and pine. 

 N. piNi-RiGiDAE Nort. Bred from pitch pine, July 1 (Br.). 

 N. sp. About Juniperus communis , May 15 (Br.). 

 N. sp. Bred from red spruce (Pinus rubens), Aug. 27 (Br.). 



Tenthredinidae. Typical sawflies 

 STRONGYLOGASTRoroEA Ashmead 



S. apicalis Say. Upper Hadlock Pond; Bar Harbor, S. W. 



Harbor, June 10-July 15. The larva feeds on Rnhus. 

 S. pallicoenis Nort. Bar Harbor, July 24. 

 S. TERMiNALis Say. Echo Lake; S. W. Harbor, June 22-July 



15. 



MoNOCTEMUS Dahlbom 



M. MELLicEPs Cresson? Bar Harbor, July (Br.), about 

 Juniperus communis. 



DiMORPHOPTERYX Asliiiiead 



D. MELANOGNATHUs Roh. Bar Harbor, Aug. 17. 

 D. OEONis MacG. Salisbury Cove, July 25. 

 D. piNGuis Nort. Salisbury Cove, July 14. The larva feeds 

 on birch, cherry, maple, etc. 



Macremphytus MacGillivray 



M. iNTEEMEDius Dyar. Bar Harbor, June and July (Br.). 



