INSECTS AND THEIR ALLIES 



Therevidae (Stiletto-flies). 



Psilocephala pictipennis, Wied. (V). 



haemorrhoidalis, Macq. (V). 

 Asilidae (Robber-flies). 



Leptogaster flavipes, Loew (V). 

 Dasyllis grossa, Fab. (B). 



" posticata, Say (B). 

 Laphria sericea, Say (B). 

 Promachus bastardi, Macq. (V). 



quadratus, Wied. (B). 

 Proctacanthus philadelphicus, Macq. (B). 

 Asilus notatus, Wied. (V, B). 



" novaescotiae, Macq. (B). 

 Dolichopodidae (Long-legged Flies). 



Psilopodinus scobinator, Loew (W). 



sipho, Say (W). 



Campsicnemis hirtipes, Loew (W). 

 Porphyrops melampus, Loew (V, W). 



rotundiceps, Loew (V). 

 Neurigona lateralis, Say (V). 



" maculata, M. VanDuzee (V). 

 Medeterus veles, Loew (V). 

 Dolichopus albiciliatus, Loew (W). 

 " bifractus, Loew (V, W). 



" comatus, Loew (V, W). 



cuprinus, Wied. (V, W). 

 brevimanus, Loew (V). 

 " detersus, Loew (V). 



" gratus, Loew (W). 



lobatus, Loew (W). 

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