284 Mr. W. H. Asbmead's 



8. Plate of first segment fully thrice as long as wide, sculptured, with 



a median sulcus ; the second segment scarcely half as long as 

 the third, smooth, with oblique, grooved lines laterally ; legs 

 brownish-yellow, tips of hind femora, tips of tibiae and tarsi 

 fuscous (14) f7. rhomhoidalis, n. sp. 



9. Plate of first segment fully thrice as long as wide, sculptured, 



the second segment less than half the length of the third, 

 smooth, with oblique grooved lines at the sides ; legs brownish- 

 yellow, tips of hind tibiae and the tarsi fuscous. (14) Variety of 

 U. rhumhoidalis. 



208. Urogastcr halthazari, n. sp. 



9 . Length 2"5 mm. ; ovipositor as long as the abdomen. Black, 

 subopaque, closely, finely punctate, the scutellum, mesopleura and 

 metajileura at hase polished, imi^unctate. Labium and palpi pale. 

 Legs brownish-yellow, all coxae and trochanters and the middle and 

 hind femora, except at apex, black or dark fuscous. Metathorax 

 finely rugulose and distinctly areolated, the median area or areola 

 lozenge shaped. Wings hyaline, the stigma and veins pale or 

 hyaline. Abdomen black, with, at the most, a piceous tinge at 

 sides of the first segment ; plate of first segment trapezoidal, rugose 

 or coarsely sculptured, not quite twice as long as wide at apex ; 

 second segment smooth, about two-thirds the length of the third ; 

 ovipositor about as long as the abdomen, pilose. 



Grenada — Balthazar. Described from one ^ specimen. 



209. Urogastcr nigriccps, n. sp. 



9 . Length 4 mm. ; ovipositor about one-third the length of the 

 abdomen. Brownish-yellow, smooth, impunctate ; head, mandibles, 

 spot at ape.x of posterior femora, apex of their tibiae and tarsi black. 

 Face subelongate, pubescent, with a central ridge, the clypeus and 

 labriim elongated ; palpi pale. Mesopleura with a distinct discal 

 furrow. ]\Ietathorax rugulose, areolated, the central area hexagonal. 

 Wings fuliginous, the venation dark brown, the areolet open behind, 

 the submedian cell about half the length of the second discoidal cell, 

 longer than the median. Abdomen smooth, shining, the plate of 

 first abdominal segment about twice as long as wide, its surface 

 slightly alutaceops, with a central carina at base, becoming highly 

 elevated and forked at the middle of the plate, leaving a V-shaped 

 fovea posteriorly ; the second segment is about two-thirds the length 

 of the third ; ovipositor broad, the sheaths black. 



St Vincent. Described from eight $ specimens. 



