OF THE ISLAKD OP ST. TINCENT. 227 



Cacus iksui/Aeis, sp. n. 



cS 2 • Length 1-8 to 2*2 millim. Black, shining, sparsely 

 punctate ; head quadrate, the frons impressed ; thorax without 

 furrows, the metathorax with two teeth at base ; legs, including 

 coxa3, honey-yellow. Abdomen in female longer than the head 

 and thorax together, depressed, rufous, the first two segments 

 black, the first coarsely striate, the second finely aciculate, smooth 

 at the sides, the following segments polished, impunctate ; the 

 second and third segments are about equal in length, the first 

 slightly shorter, the fourth less than half the length of the third, 

 the fifth shorter than the fourth, the sixth triangular, not longer 

 than the fifth. In the male the abdomen is entirely black, with 

 the second segment the longest, the petiole a little longer than 

 the third. Antennae in male filiform, reaching to the middle of 

 the abdomen, in colour varying from pale brown to black, the 

 scape always yellowish ; the pedicel is very small ; the first four 

 flagellar joints are about equal, about 3| times as long as thick, 

 the following very slightly shorter. In the female the pedicel and 

 first funicle-joints are lengthened, the latter one third longer than 

 the former, the second funicle-joint half as long as the first, the 

 third scarcely longer than thick, the fourth wider than long and 

 thicker than the third, "Wings hyaline, the marginal vein less 

 than one half the length of the stigmal ; no basal nervure. 



Hah. St. Vincent. 



Described from 12 male and 7 female specimens. 



Cactts laticinctus, sp. n. 



(S . Length 1-8 to 2 millim. Honey-yellow, sparsely punctured ; 

 head quadrate ; thorax without furrows, the metathorax with two 

 erect teeth at base ; hind coxae, or at least basally, and the third 

 abdominal segment black ; eyes and ocelli brown-black ; flagellum 

 brown ; legs yellowish white. Wings hyaline, with a large 

 fuscous blotch across the apical disk beyond the stigmal vein ; 

 basal nervure distinct ; marginal nervure scarcely half the length 

 of the stigmal. 



Sah. St. Vincent. 



Described from 23 male specimens. 



Anteeis, Fbrster. 

 Anteeis etjfipes, sp. n. 



c? 2 ' Length 1"8 millim. Black, closely, microscopically 

 punctate ; mandibles and legs rufous ; head transverse. Antennae 



