NATURAL HISTORY, TORONTO REGION 



Syrphidae (Syrphus-flies) (Continued). 



Mallota posticata, Fab. (B, W). 

 " cimbiciformis, Fall (B). 

 Syritta pipiens, Linn. (B, W). 

 Xylota chalybea, Wied. (V). 

 " ciirvipes, Loew (W). 

 " ejuncida, Say (W). 

 " elongata, Will. (V). 

 " f raudulosa, Loew ( W ) . 

 " pigra, Fab. (V, B). 

 " vecors, O. S. (W). 

 Criorhina analis, Macq. (W). 



" intersistens, Walk. (W). 

 Spilomyia fusca, Serv. (B). 



quadrifasciata, Say (B). 

 Temnostoma alternans, Loew (B, W). 



bombylans, F. (B, W). 

 Conopidae (Thick-head Flies). 



Oncomyia abbreviata, Loew (V). 

 Oestridae (Bot-flies). 



Gastrophilus equi, Clark (B, W). 

 Tachinidae (Tachina-flies). 



Metachaeta helymus, Walk. (V). 

 Peleteria tessellata, Fab. (B). 

 Archytas analis, Fab. (B). 

 Echinomyia algens, Wied. (B). 

 Bombyliomyia abrupta, Wied. (B). 

 Sarcophagidae (Flesh-flies). 



Sarcophaga sarraceniae, Riley (W). 

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