264 Mr. W. H. Ashniead's 



Svil. family II. APHELININ.li. 



Genus Aphelinus, Dalman. 



163. Aphelinus howardii, n. sp. 



(^. Length 0'8 mm. Brown-black, slightly paler beneath ; scape, 

 sutures between the flagellar joints and the legs honej'-yellow, the 

 middle and hind femora medially and the hind tibite and tarsi 

 emlirowned ; middle legs rather long, the tibial spur long, white, 

 much as in £nnjitiis. Head o'n vertex and in front roughened, the 

 eyes pubescent, the antennae elongate but not quite the length of the 

 body, the flagellum dark brown, the joints elongate, cylindrical and 

 densely, finely pubescent, the first three or four well separated, 

 subpedunculated. Wings hyaline, pubescent and strongly iridescent, 

 the hairs and the veins brownish. 



Grenada, No. 20. Described from one $ specimen. 



Subfamily III. rETRASTICHIN.E. 

 Genus TetrasticJms, Haliday. 



164. Tctrastichns Jldvus, n. sp. 



9- Length I'G mm. Wholly brownish- or honey-yellow, except 

 the eyes and terminal joint of the tarsi which are brown ; claws and 

 teeth of mandibles black. The whole body, except the mesonotum, 

 scutellum and metathorax, smooth and shining, impunctate ; the 

 mesonotum and scutellum microscopically aciculated but only visibly 

 so under a high power lens ; metathorax irregularly areolated from 

 elevated lines. The scutellum has the regular grooved lines, while 

 the usual median longitudinal grooved line on the mesonotum 

 becomes obsolete anteriorly. Wings hyaline, pubescent, the veins 

 pale-yellowish, the marginal vein being a little longer than the 

 •subcostal, the stigmal vein being a little shorter than half the length 

 of the marginal. 



Grenada — Balthazar (Windward side). Described from 

 one ^ specimen. 



The antennte are broken off in the unique specimen and 

 cannot be described in detail. 



Family LXXII. TRICHOGRAMMID^. 

 Genus Paracentrobia, Howard. 

 165. Paracentrvliia inmdata, Howard. 

 Grenada. One % specimen. 



