54 GEOLOGICAL SURVEY OF NEW JERSEY. 



TACHYTES, Panz. 

 T. aurulentus, Fabr. 



T. distinctus, Smith. 



T. mandibularis, Patton. 



Westville — Cresson. 



Family BEMBECID^. 



SPHBCIUS, Dahlb. 

 S. specioeus, Dru. 



Not uncommon throughout New Jersey. Caldwell, common 

 — Crane. 



STIZUS, Latr. 

 S. servillii, St. Farg. 



BEMBBX, Fabr. 

 B. americana, Fabr. 



B. fasciata, Fabr. 



MICROBEMBEX, Patton. 

 M. monodonta, Say. 



Caldwell, common — Crane. 



MONEDULA, Latr. 

 M. Carolina, Fabr. 



M quadrifasciata. Say. 



M. ventralis, Say. 



Family NYSSONID^. 



GORYTES, Latr. 

 G. nebulcsus, Pack. 



Recorded from New Jersey. 



HOPLTSUS, St, Farg. 

 H. fulvipennis, Smith. 



