242 THE CANADIAN *ENTOMOLOGIST. 



Pipiza spp. — Two species were taken, one of which may be ///^//^ 

 Willist., but I cannot be sure of the species belonging to this genus. 



Paragus tibialis Fallen. 



Melatiostoma mellitium Linn. 



SyrpJws Americanns Wied. 



Syrphus Lesueurii Macq. 



Syrphus ribesii Linn. 



Syrphus arciiatiis Fallen. 



Allograpta obliqua Say. — Quite abundant about meadows. 



Mesogramma gemiiiata Say. 



Spkcerophoria cyliiidrica Say. 



Sphegina lobata Loew. 



Sphegina Keefiiana Willist. 



Rhiiigia nasica Say. 



Vohicella evecta ^Valk. 



Sericotnyia bifasciata Willist. — Two specimens taken flying in the 

 bright sunshine about the leaves of low weeds along the edge of a wood. 



Sericomyia chalcopyga Loew. — One specimen was taken resting on a 

 leaf in the woods. 



Condidea lata Coq. — Det. Williston. Several were seen flying 

 around and alighting on the wet ground along a roadside ditch in the 

 woods, but their motions were so quick I was only able to capture one. 



Helophilus groenla7idicus O. S. — These were taken with the preceding. 

 I also took one on stones in a running brook. 



Syritta pipie?is lAnu. 



Xylota eju7icida Say. — Det. Williston. Also taken by the side of the 

 water. 



Family Conopid^. 



Zodio?i fiilvifrons Say. — Det. Johnson. 



Zodion naiiellum Loew. — Det. Johnson. 



Oncomyia abbreviata Loew. — Det. Johnson. 



Myopa clausa Loew. — Det. Johnson. 



Family Tachinid^. 

 Macquartia pristis Walk. — Det. Johnson. 

 Ocyptera dorsiades Walk. — Det. Johnson. 

 Metachceta helymus Walk. 

 Peleteria tesellata Fabr. — Det. Johnson. 

 Aj'chytas aterrima Desvoidy. — Det. Johnson. 



