No. 2374. NEW WASPS OF SUBFAMILY NYSSONINAE—ROHWER. 413 



the cubitus down; nervulus postf ureal; nervellus straight, long, 

 and postfurcal by more than half its length. 



The above generic name was suggested by Ashmead but, as far as 

 I know, never published. 



CERATOSTIZUS MONEDULOIDES (Packard). 



Gorytes moneduloides Packard, Proc. Ent. Soc. Phila., vol. 6, 1867, p. 424. — Fox, 



Proc. Acad. Nat. Sci. Phila., 1895, p. 523. 

 Gorytes belfragei Cresson, Trans. Amer. Ent. Soc, vol. 4, 1872, p. 224. 



The above synonymy was first pointed out by Handlirsch. The 

 type of belfragei is in the National Collection, Cat. No. 1710. 



Tribe SPHECHNI. 



This tribe is represented only by the genus Sphecius Dahlbom in 

 which there is no propodeal inclosure and the nervellus is strongly 

 curved and postfurcal. In the postfurcal nervellus this genus is like 

 Ceratostizus and Ammatomus. 



