OF THE ISLAND OF ST. YINCENT. 73 



Flagellar joints after the first less than thrice as 

 long as thick ; the dorsum of cup with four 



punctures H, Sancti- Vincenti. 



First flagellar joint not longer than the second. 

 Flagellar joints about twice as long as thick ; the 



dorsum of cup with four punctures H. modesta. 



Hexacola solitaeia, sp. n. 



c? $ . Leugth 1 millim. Polished black ; mandibles rufous ; 

 antennas black, the funicle- joints piceous ; legs reddish yellow, 

 the posterior coxse and all femora more or less black or 

 dusky. Eaoe with deep lateral clypeal sutures. Antennae 

 13-jointed, not reaching to the middle of the abdomen, the six 

 terminal joints enlarged ; the five f unicle-joints together are 

 scarcely longer than the three basal joints of club, the first joint 

 is almost twice as long as the second, the -second and the fol- 

 lowing moniliform ; the joints of the club, except the last, are 

 scarcely longer than thick, delicately fluted and pubescent. Cup 

 of scutellum small, elliptic, its dorsum smooth, polished, with a 

 small fovea posteriorly and two punctures, its sides being finely 

 longitudinally striated. Tegulae black. Wings hyaline, strongly 

 fringed, the venation yellowish ; the marginal cell is about once 

 and a half as long as wide, the outer margin open toward 

 the apex, the second abscissa of radius very slightly longer than 

 the first, straight, the second very slightly arched inwardly. 

 Abdomen as long as the thorax, polished, with a distinct woolly 

 girdle at base. 



The antennae in the male are 15-jointed, brown-black, the third 

 joint being clavate, a little curved, and one third longer than the 

 fourth, the joints beyond being about thrice as long as wide and 

 all fluted; legs reddish yellow; tegulae piceous. Otherwise in 

 the scutellum, venation, &c. it is identical with the female. 



Sab. St. Vincent. 



Described from two specimens, a male and female. 



Hexacola modesta, sp. n. 



cJ $ . Length |- to 1 millim. Polished black ; mandibles yel 

 lowish ; antennae brown or piceous ; legs boney-yellow or reddish 

 yellow, the femora rarely infuscated. Antennae 13-jointed, ei"- 

 tending scarcely beyond the base of the abdomen, the six te^-' 

 minal joints enlarged, moniliform ; the five f unicle-joints together 



LllOr. JOTJEJiT. — zoology, VOL. XXV. 7 



