774 ME. W. H. A^HMEAD — EEPOET ON THE PAEASITIC [XoV. 19, 



oval, with a fovea posteriorly and 4 punctures anteriorly. "Wings 

 hyaline, ciliate ; the veins brownish yellow, the marginal cell 

 closed, the second abscissa of radius about Ig times as loog as the 

 first. 



ChantiUy (windward side). 



Eesembles E. instabilis, but with the scuteUar cup larger and 

 the antennae longer. 



(20) Hexapiasta peoxima, sp. n. 



$. Lengtli 1-25 to 1-5 mm. Polished black; antennae, except 

 club, and legs brownish yellow. 



Antennae 13-jointed, extending to middle of abdomen, joints 

 2-5 of funicle twice as long as thick ; club-jointS; except the last 

 which is ovate and larger than the others, nearly 1| times as long 

 as thick. Cup of scutellum oval, with a transverse fovea posteriorly 

 and 4 punctures anteriorly. Metapleura always black. Wings 

 hyaline, ciliate ; the veins pale yello\Wsh, the marginal cell closed, 

 the second abscissa of radius a little longer than the first. Abdomen 

 black, as long as the head and thorax united, with a whitish girdle 

 at base. 



S . Length 1*25 mm. Differs from female in having long, 

 15-jointed, black antennae, the first joint of flagellum one-half 

 longer than the second, the third and following joints being about 

 four times as long as thick. 



St. John's Eiver^ St. George's, Mount Gay Estate (leeward side) ; 

 Balthazar, Grand Etang, and ChantiUy (windward side). Described 

 from one male and ten female specimens. 



(21) Hexaplasta dubiosa, sp. n. 



$. Length 16 mm. Polished black; antennae, except some- 

 times the funicle which is more or less piceous, black; legs, 

 brownish yellow. 



Antennae 13-jointed, extending almost to the middle of the 

 abdomen ; joints 2-5 of funicle subequal, hardly 1| times as long 

 as thick ; club-joints, except the last which is ovate and twice as 

 long as thick, only a little longer than thick. Cup of scutellum 

 oval, M-ith a small fovea posteriorly and 4 punctures anteriorly. 

 Metapleura bounded by a carina behind. Wings hyaline, ciliate ; 

 the veins light brown, the marginal ceU closed, the second abscissa 

 of radius very little longer than tlie first, straight, the first slightly 

 curved. Abdomen nearly as long as the head and thorax united, 

 with a dense dusky girdle of wool at base. 



Mount Gay Estate (leeward side) and Grand Etang. Described 

 from three female specimens. 



Pentameeoceea, Ashm., g. n. 

 (Type, P. angularis.) 



Antennae in female 13-jointed, shorter than the body and ending 

 in an abrupt 5-jointed club. Scutellum finely rugose or punctate ; 



