136 ME. W, H. ASHMEAD ON THE PAEASITIC HYMENOPTEEA 



abdomen dusky. Anteniise, except the two basal joints, fuscous 

 or black. Thorax polished, without furrows, the scutellum with 

 a crenate furrow at base, mesopleura with a crenate furrow, and 

 the metathorax finely rugose and areolated. Wings hyaline, the 

 venation fuscous or brown ; the recurrent nervure insterstitial 

 with the first transverse cubital nervure, the submedian cell 

 slightly longer than the median. Abdomen oval, polished, the 

 first segment longer than the second, sculptured with furrows 

 along the sides, the second with two oblique fove93 at base. 



Sab. St. Yincent. 



Described from 51 specimens. 



Opitts kejectus, sp. n. 



<S $ • Length 1| to 2 millim. ; ovipositor about one third the 

 length of the abdomen. Entirely honey-yellow, the antennae 

 alone black. Antennae in female 27-jointed, in male 21-jointed. 

 Thorax smooth, polished, without furrows, the mesopleura with- 

 out a furrow, and the metathorax smooth, not areolated. Wings 

 greyish-hyaline, the venation brown ; the first branch of the 

 radius longer than in the foregoing species, while the recurrent 

 nervure joins the first submarginal cell. Abdomen smooth, 

 polished, the first segment longer than the second, with furrows 

 along the sides, but the disk smooth. 



Sab. St. Vincent. 



Described from two specimens, a male and a female. 



Optus ATBICElrf, sp. n. 



<S . Length 1| to 1|- millim. Honey -yellow ; head and apical 

 half of abdomen, or at least the tip, black or brown, variable, the 

 face usually pale. Antennae fuscous, pale toward base. Thorax 

 smooth, with distinct parapsidal furrows ; the scutellum foveated 

 at base, or areolated. Legs yellowish white. Wings subhyaline, 

 the venation dark brown; the recurrent nervure not interstitial, 

 joining the first submarginal cell. Abdomen ovate, smooth, the 

 first segment the longest, striated. 



Sab. St. Vincent. 



Described from three specimens. 



OpirS ANNTJLICOENIS, sp. U. 



cJ $ . Length 2 millim. ; ovipositor short. Honey-yellow ; 

 the head and apex of abdomen brownish or black. Antennae 

 black, yellow toward base, with a white annulus beyond the 



