THE MOUNT DESERT EEGION 253 



P. NUBiLALis Hbn. The European Corn Borer. Feeds on 

 corn and a number of vegetables having fleshy stalks such 

 as celery, bean, rhubarb. A great pest which, first seen 

 near Boston in 1917, has spread widely. There is a single 

 and a double brooded form. Scarce. Aug. 7 at light. 



P. PERTEXTALis Lcdr. Eagle Lake; N. E. Harbor, July 18- 

 Aug. 5. 



P. suBMEDiALis Grt. N. E. Harbor, Juh' 18. 



P. suBSEQUALis Gu. Bar Harbor, Aug. 2-Sept. 3 (Br.). 



P. sp. S. W. Harbor bog, July 21-25 (Br.). 



Phlyctaenia Hiibner 



P. ACUTELLA Wlk. Gt. Hcatli and Bar Harbor, July 4 (Br.). 

 P. EXTRiCALis Guen. S. W. Harbor, Julj^ 10. Bar Harbor 



(Br.), June 14- July 10. The larva is a leaf -roller on alder. 

 P. FUMALis Guen. Eden, July 25-Aug. 25; Bar Harbor (Br.), 



July 17-Aug. 17. 

 P. HELVALis Wlk."? Bar Harbor, July 4 (Br.). 

 P. HELVALIS Wlk. Pale var. June 27- July 15 (Br.). 

 P. RUBiGALis Gn. The Celery Leaf -tier. Mt. Desert, July 16- 



Aug. 13 (Br.). 

 P. SHEPPARDi McD. Bar Harbor, July 19 (Br.). 

 P. TERREALis Trcit. N. E. Harbor; S. W. Harbor, June 24- 



July 26. The larva feeds on Solidago. 

 P. TERTiALis Guen. Eden; N. E. Harbor, July 27-Sept. 3. The 



larva lives in the pith of elder. 



TiTANio Hiibner 



T. MARGiNALis Wlk. Mt. Dcscrt, May 19 (Br.). 



LoxoSTEGE Hiibner 



L. cHORTALis Grt. Bar Harbor, June 30 (Br.). 



L. coMMixTALis Wlk. S. W. Harbor, June 8-July 9 (Br.). 



L. siMiLALis Gn. The Garden Web Worm. Mt. Desert (Br.), 



Aug. 17-Sept. 16. 

 L. sTicTicALis Linn. The Sugar-beet Web-worm. Mt. Desert 



(Br.), Aug. 5-16. 



