NATURAL HISTORY, TORONTO REGION 
Ortalidae. 
Rivellia viridulans, Desv. (V). 
“ _poseii, Desv. (W. H. Piersol). 
“ pallida, Loew (V). 
Melieria similis, Loew (V). 
Pseudotephritis vau, Say (V). 
Chaetopsis aenea, Wied. (V). 
Seoptera vibrans, Linn. (V). 
Trypetidae (Fruit-flies, etc.). 
Straussia longipennis, Wied. (V). 
Trypeta ruficoda, Fab. (V). 
Euaresta bella, Loew (V). 
Eurosta solidaginis, Fitch (Cosens). 
Sepsidae. 
Sepsis violacea, Meig. (V). 
Nemopoda cylindrica, Fab. (V). 
Ephydridae (Salt-water Flies). 
Dichaeta caudata, Fall. (V). 
Ochthera mantis, De G. (V). 
Scatella stagnalis, Fall. (V). 
Oscinidae (Grass-stem Flies). 
Chlorops versicolor, Loew (V). 
Eurina exilis, Coqu. (V). 
Drosophilidae (Little Fruit Flies). 
Drosophila amoena, Loew (V). 
Geomyzidae. 
Scyphella flava, Linn. (V). 
Agromyzidae. 
Traginops irrorata, peer (V). 
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