144 

 EPALPUS Rond. 

 E. signiferus Walk. Montreal (C); Rigaud V (C). 



BOMBYLIOMYIA Br. and Berg. 

 B. abrupta Wied. St. Hilaire VII (C); Rigaud VII (C); Montreal VIII (Be). 



Family DEXIIDAE. 



The "nimble-flies" are similar to the Tachinids in structure, and in habits are also 

 parasitic. The legs are longer and the bristle of the antennae is plumose to the tip. 



DEXIA Meig. 

 D. vertebrata Say. Montreal VIII (St). Parasite on Osmaderma erimicola. 



PTILODEXIA Br. and Berg. 

 P. tibialis Desv. Montreal VII (C). 



THELAIRA Desv. 

 T. ieucozona Pang. Montreal VIII (Be). 



MYOCERA Desv. 



M. rava Van der Wulp. Montreal VIII (Be). 



Family SARCOPHAGIDAE. 



The "Flesh-flies" lay their eggs on exposed meat and other decaying animal matter. 

 These hatch soon after being laid and at once the maggots begin eating. The flies may be 

 distinguished from those of the preceding family by the bristle of the antennae being plumose 

 at the base while the tip is bare. 



SARCOPHAGA Meig. 



S. heiicis Towns. Montreal VII and VIII (Be). 



S. sarraceniae Riley. Gomin Swamp near Quebec (Fy). 



