or THE ISLAND OF ST. VIlSrCENT. 123 



anteriorly ; metathorax rugose, with two areas at base. Wings 

 hyaline, the second and third submarginal cells confluent. Legs, 

 including coxae, honey-yellow. Abdomen sessile, oblong-oval, 

 the second segment longer than the first, with a cross-furrow at 

 about its middle ; the first segment, basal two-thirds of the second, 

 and the third at base longitudinall}' striated. 



Hob. St. Vincent. 



Described from a single specimen. 



DiMEEis, Huthe. 



DlMERTS MACULIPENNIS, Sp. n. 



S . Length 1 millim. Brown, the head blackish on the vertex. 

 Antennae IG-jointed, pale. Thorax smooth, narrowed in front, 

 with two delicate furrows that converge and meet before attain- 

 ing the base of the scutellum. Scutellum with a large fovea 

 across the base. Metathorax finely rugose, areolated. "Wings 

 subfuscous, with spots at base, across the middle, and in the 

 radial cell white. Abdomen finely punctate, composed of three 

 segments, the first the longest, the third the shortest. Legs 

 honey-yellow, tips of posterior femora and tibiae brown. 



Sah. St. Vincent. 



Described from a single specimen. 



Subfamily Eho&adin^. 

 Hhogas, Nees. 



E:HOaAS PECTOEAIilS, sp. n. 



S 2 • Length 4 to 5 millim. Black, opaque, closely, finely 

 punctulate ; the mouth-parts, legs, and thorax beneath honey- 

 yellow. Wings fuliginous, the first branch of radius as long as 

 the second. Metathorax, the first, second, and basal half of the 

 third abdominal segment with a delicate central keel ; the fourth 

 and following segments slightly shining. Ovipositor in female 

 very slightly exserted. 



Hob. St. Vincent. 



Described from one female and four males, taken at an altitude 

 of 1500 feet. 



CLrrrocENTRTrs, Kaliday. 



Clinocentetjs elaviventeis, sp. n. 



S . Length 3g to 4| millim. Entirely black, shining, pube- 

 scent ; the apex of abdomen, along the sides, and the venter alone, 



10* 



