384 GEOLOGICAL SURVEY OF NEW JERSEY. 



P. salax, Lw. 

 P. nigribarba, Lw. 

 P. femoralis, Lw, 

 P. albipilosa, Will. 

 P. nigripilosa, Will. 



PSILOTA, Meigen. 

 P. buccata, Macq. 



CHRYSOGASTBR, Meigen. 

 C. nigripes, Lw. 



Recorded from New Jersey. 

 C. nitida, Wied, 

 C. pictipennis, Lw. 



Recorded from New Jersey. 



CHILOSIA, Meigen. 

 C. cyanescens, Lw. 



MELANOSTOMA, Schiner. 

 M. obscurum, Say. 

 M. niellinum, Linn. 



Jamesburg — Smith. 



PYROPH^NA, Schiner. 

 P. rosarum, Fabr. 



P. ocymi, Fabr. 



PLATYOHIRUS, St. P. & Serv. 

 P. quadratus, Say. 

 P. hyperboreus, Staeger. 

 P. peltatus, Meigen. 



SYRPHUS, Fabr. 

 S. arcuatus, Fallen. 



S. diversipes, Macq. 



S. ribesii, Linn. 



S. torvus, O. S. 



Caldwell, common — Crane. 



