216 BIOLOGICAL Sl'KVKY OF 



Philopotamus Leacfa 



P. distinctus (Walk.). Duck Brook, July 30; Corfield, 



Aug. 3. 

 P. sp. Outlet of Ripple Pond, Aug. 18. 



Rhyacophilidae 



Rhyacoimula Pictel 



P. [nvabia Wlk. Long Pond, .July l(i. 



R. torva Hag. Canyon Brook 1000 ft. elevation, July 20. Bar 



Harbor; Duck Brook, Juno 7-30. 

 R. glabebbima Ulni. Beating Section 23, -June 23. 

 R. fuscula Wlk. Along Middle Road, May 23. 



Hydkoptilidae 

 Oxyethira Eaton 



(). grisea Bks. The Tarn, Aug. 1; (it. Heath, Aug. Q^Sept. 



16. 

 O. dorsalis Bks. The Tarn, Aug'. 1. 

 (). pallida Bks. The Tarn, Aug. 1. 

 (). sp. Mt. Desert (Br.), Aug. 30. 

 O. sp. Mt. Desert, Aug. 19 (Br.). 



Order LEPIDOPTERA. (Maerolepidoptera) 



The listing of the above Order is by number according to 

 the Check List of the Lepidoptera of Canada and the United 

 States of America, Parts I and II, 1938 and 1931) by Dr. .1. 

 McDunnough. 



Paimlioxidae 



Papilio Linnaeus 



P. a.j \x Linn. (4). The Black Swallow-tail. From .June to 

 August. The larva feeds on the wild and cultivated Umbel- 

 liferae including carrot, parsnip, parsley, celery, etc. Has 

 decreased in numbers during the past ten years. 



