180 BIOLOGICAL SURVEY OF 



T. pEMETicus Johns. N. E. Harbor, July 22 (Minot) ; Green 

 Mt., Aug. 17 ; S. W. Harbor, Aug. 20. The type locality of 

 the species. The name is derived from Pemetic, the Indian 

 name of the island. 



T. sEPTENTEiONALis Locw. S. W. Harbor ; Echo Lake; Nar- 

 rows, July 15-Aug. 23. 



T. TRispiLus var. sodalis Will. Echo Lake; Salisbury Cove; 

 Bar Harbor, July 17-29. 



T. zoNALis Kby. S. W. Harbor, July 11. 



Rhagionidae (Leptidae) 

 Ehagio Fabricius {Leptis Fabricius) 



E. GRACILIS Johns. Sieur de Monts Spring; Duck Brook, 



July 22-Aug. 18. 

 R. MYSTACEA Macq. Common, June 13-July 4. 



Chrysopilus Macquart 



C. QUADEATUs Say. Common, July 8-20. 



Spania Meigen 



S. NIGRA var. AMERICANA Jolius. Witch Holc Pond; Jordan 

 Pond, June 10-21, 1921. 



Cyrtidae. Little-headed flies 

 Ogcodes Latreille 



O. cosTATus Loew. S. W. Harbor, July 15. 

 0. PALLiDiPENNis Loew. Loug Poud ; Salisbury Cove, July 

 16-Aug. 7. 



Opsebius Costa 



0. pTERODONTiNus 0. S. Top of Robiuson Mt., May 1, 1912 

 (Fernald). 



BoMBYLiiDAE. Bee flies 

 Anthrax Scopoli (Spogostylum Macquart) 



A. oEDiFus Fab. Bar Harbor; Tremont, July 29- Aug. 23. 

 Parasitic in the nests of solitary wasp {Odynerus) . 



Exoprosopa Macquart 



E. CAPUCiNA Fab. S. W. Harbor; Salisbury Cove, July 15. 



