THE MOUNT DESERT EEGIOISr 267 



SiMAETHis Leach 



S. BETULiPERDA Dvai' ? Mt. DesGi't, Aug. 25 (Br.), 

 S. DIANA Hbn. Bar Harbor, Apr. 27 (Br.) 

 S. PARiANA Clem. Bred July 26 (Br.). 



Yponomeutidae 



SCYTHRIS Hiibner 



S. EBORACENsis Zeller. Mt. Desert, Aug. 2^ (Br.). The host 



plant is thistle. 

 S. iMPOsiTELLA Zell. Bar Harbor, July 6 (Br.). 



OcNEROSTOMA Zeller 



0. piNARiELLA Zcll. The European Pine Leaf-miner. Bar 

 Harbor, July 29 (Br.). 



SwAMMERBAMiA Hubiier 



S. CASTANEAE Bsk. Mt. Descrt, June 8-July 3 (Br.). 



Argyresthia Hiibner 



A. CALLiPHANES Mayr. Bred July 29-Aug. 14 (Br.). 



A. coxjuGELLA Zell. Bar Harbor, June 8 (Br.). 



A. FREYELLA Walslim. Arbor vitae Leaf -miner. July (Sal- 

 man), July 3-26 (Br.). 



A. sp. near freyella. Bar Harbor, June 20 (Br.). 



A. GOEDARTELLA Liuu. N. E. Harbor (Minot) ; Bar Harbor, 

 Aug. 11-Sept. 13. The larvae live in the catkins of birch 

 and alder. 



A. OREASELLA Clem. S. W. Harbor, July 15 ; Bar Harbor, July 

 6-9 (Br.). 



A. THuiELLA Pack. Bar Harbor, Sept.; bred July 4 (Br.). 

 The larva mines the leaves of the arbor vitae. 



A. sp. July 18 (Br.). 



