386 GEOLOGICAL SURVEY OF NEW JERSEY. 



B. lugens, Lw. 

 B. fuscipennis, Say. 

 B. aurinota, Harris. 

 B. cognata, Lw. 



MYIOLBPTA, Newn. 

 M. nigra, Lw. 



RHINGIA, Scop. 

 R. nasica, Say. 



VOLUCELL.A, Geoff. 

 V. evecta, Walk. 



V. vesiculosa, Fabr. 



SERICOMYIA, Meigen. 

 S. militaris, Walk. 



S. chrysotoxoides, Macq. 



ERISTALIS, Latr. 

 E. ten ax, Linn. 



I have taken this in New Jersey frequently. 



E. aeneus, Fabr. 



E. dimidiatus, Wied. 



Caldwell, not common Crane. 

 E. saxorum, Wied. 



New Brunswick, Jamesburg. 



E. brouei, Will. 



E. transversus, Wied. 



Caldwell, not common Crane. New Brunswick. 



E. vinetorum, Fabr. 



HELOPHILUS, Meigen. 

 H. latifrons, Lw. 



H. similis, Macq. 



Jamesburg, not common. 

 H. laetus, Lw. 

 H. chrysostomus, Wied. 

 H. distinctus, Will. 



