514 GNATS OR MOSQUITOES 



grounded, witli three pairs of large, and a number of small bristles 

 behind, and a dense patch of golden scales in the middle. Halteres 

 uniformly dark purple-scaled, the knob bilobed. Venter unifonnly 

 densely golden-scaled. Letigth. — 3 to 3'5 nun. 

 Hahitai. — Para, Brazil. 



CoKUKCTioN. — Tlje receipt of further specimens, bred out 

 from the egg, has shown that the species described as Megarhina 

 Gilesii, Theobald, is really the female of that noted as M. 

 immisericors. Walker, but that the species really belongs to the 

 genus Toxoryncliitcs, so that both should stand as Toxorynchites 

 immisericors (Walker). 



