Report upon Aculeate Hymenoptera. 263 



that genus the mandibles are tridentate, while in 

 Anagyrus and all tlie other genera falling in the tribe 

 Euscapini, they are bidentate. 



Family LXIX. PTEROMALID^. 



Subfamily I. MERIHINJE. 



Sublamily II. PTEROMALIN.E. 



Subfamily III. 8PHEGIGAHTEUIN.E. 



Genus Pachyneuron, Walker. 



162. Pachyneuron laticejjs, u. sp. 



$ . Length 1 • 1 mm. Head and thorax blue-black, finely reticulated, 

 the abdomen feneous-black ; scape of antennte, palpi, mandibles and 

 legs, including the coxa;, pale-yellowish ; flagellum brown. Head 

 large, very broad, with the eyes fully twice the width of the pronotum, 

 concave behind ; scape of the antennte longer than half the length of 

 the flagellum, slender, the pedicel about as long as the two ring-joints 

 and the first joint of flagellum united, the latter being a little shorter 

 and smaller than the second ; the flagellum is subclavate, the joints 

 gradually widening from the first. AVings hyaline, the veins pale- 

 brownish, the thickened marginal vein being fully as long as the 

 stigmal vein, or about five times as long as thick. 



Grenada — Mirabeau Estate. Described from one $ 

 specimen. 



Family LXX. ELASMID^. 

 Family LXXI. EULOPHID.E. 



Subfamily I. EXTEDONIN.E. 



Genus Pediobius, Walker ( = GatiaJilia, Dalla Torre). 



To this genus belongs Symjnesis grenaclensis, Howard, 

 and >S. politus, Howard, described from Grenada. 



Genus ClosteroceRUS, West wood. 



anus belongs Entcdon pulrltcr, Ho war 

 ida, 

 TRANS. ENT. SOC. LOND. 1900. ^PART II. (JuLY) 18 



To this genus belongs Entcdon pulrltcr, Howard, described 

 from Grenada, 



