THE CANADIAN ENTOMOLOGIST. 147 



Eristalis transversus, Wied. All summer. 



n Brousii, Willist. June : very common last year ; only took two 

 specimens this summer. 

 Helophilus similis, Macq. Quite common. 



It latifrons, Loew. m 



Pterallastes thoracicus, Loew. Not very plentiful ; only two or three 



specimens are generally taken during a season. 

 Mallota posticata (Fabr.) Willist. Quite common. 



n Bautias, Walk. Quite common. 

 Tropidia quadrata, Say. In damp and shady situations ; common. 

 Criorrhina analis, Macq. Common in woods during May and June. 



" intersistens (Walk.) Willist. Very rare; took three specimens 



May 23rd in a woods. 



Brachypalpus frontosus, Loew. Very rare ; I reared this species from a 



larva which I found between some loose bark on a stump 



of a tree. 



Sericomyia limbipennis, Macq. Common in woods during spring and 



fall. 

 Xylota ejuncida, Say. Common, 



■I angustiventris, Loew. Not very common. 

 I' pigra, Fab. Not very common in this locality. 

 Syritta pipiens, Linne. All summer ; this is about the commonest of all 



Syrphidae. 

 Somula decora, Macq. In spring and fall in woods ; quite common. 

 Spilomyia longicornis, Loew. In September ; not very plentiful. 

 Temnostoma alternans, Loew. In spring in woods ; rare. 

 II bombylans. Quite common during May. 

 II pictulum, WiUist., sp. nov. June ; very rare. 

 Milesia ornata, Fabr. August ; rare. 



SYNONYMICAL NOTES. 



BY GEO. H. HORN, M. D., PHILADELPHIA, PA. 



Lamesis Westw. Tijdschr. voor Entom. xxvi., p. 67. I would call 

 attention to the possible identity of this genus and Xenorhipis Lee. The 

 figure given by Westwood (pi. 3, fig. 8) certainly bears a very close 



