44 



NORTH AMERICAN DIPTERA 



TiiMjloidea, Plate IV. — 33. Elephantomyia westwoodi, venation ; 34. Atarba (Atarba) 

 picticornis, venation ; 35. Polymera (Pol.vmera) rogcrsiana, venation : 36. Prolimnophila 

 areolata, venation ; 37. Toxorhina (Toxoihina) niuliebris, venation ; 38. Teucholabis 

 (Tcuchoiabis) complexa, venation; 39. Trentepohlia (Paiamongoma) bromeliadicola, venation; 

 40. Gonoinyia (Gonomyia) subcinerea, venation: 41. Molophilus nitidus, venation; 42. Helobia 

 hybrida, venation; 43. Gnophomyia tristissima, venation; 44. Erioptera (Erioptera) sep- 

 tointrionis, venation. 



