J895.] HYMENOPTEBA OP THE ISLAND OF GBBIfAPA. 789 



Abdomen as long as the head and thorax united, polished black, 

 striated at base above. 



Balthazar. Described from one female specimen. 



(4) CEEAPHKOIf POLITIFRONS, Sp. n. 



2 . Length 1'2 mm. Polished black, impunctate, the frons and 

 face perfectly smooth, shining ; antennae, except the last four or 

 five joints, and legs brownish yellow or yellow, the hind coxae 

 dusky basally ; wings hj'aline, pubescent, the venation light 

 brown. Tlagellum subclavate, the first joint as long as the pedicel, 

 joints 2 and 3 about half as long as the first, a little longer than thick, 

 joint 4 quadrate, joints 5-7 longer than wide, gradually increasing 

 in length, joint 8, or the last, ovate, one-half longer than the 

 penultimate. 



Balthazar and St. George's. Described from two female specimens. 



(5) Cerapheon basalis, Ashm. Monogr. N. A. Proct. p. 127. 

 Mount Gay Estate. A single female specimen. 



Aphasogmtjs, Thomson. 

 Table of Species. 



Polished black ; scape and legs brownish yellow. 



Flagellum clavate, brown, sometimes with the pedicel and 

 one or two flagellar joints yellowish ; joints 1 to 4 

 small, moniliCorm, after the first transverse ; joints 5 

 and 6 much larger, transverse, nearly as large as the 

 7th, the 8th oblong A. grenadensis. 



Flagellum brownish or dusky only at tips; first joint 

 minute, obconic, the second and following joints 

 gradually increasing in width, transverse-moniliibrm, 

 the 7th and 8th much larger, the 7th transverse 

 quadrate, the last long, large ovate A. insularis. 



(1) APHA.IfOGMIIS GEEJfADENSIS, Sp. n. 



$ . Length 0-6 mm. Polished black ; scape, with sometimes 

 the pedicel and one or two joints of funicle, and legs brownish 

 yellow ; wings hyaline, ciliated, the nervures light brown. Head 

 transverse, the face slightly impressed ; eyes large, bare; antennae 

 much incrassated towards tips ; first joint of flagellum very 

 minute, joints 2 to 4 transverse, nearly as large as the 7th, joint 8 

 or the last oblong. Mesonotum •with a single grooved line ; 

 scutellum convex, pohshed, longer than wide at base. Abdomen 

 subsessile, ovate, a little piceous at base. 



Balthazar. Described from two female specimens. 



(2) APHAlfOGMUS INSTTLABIS, Sp. n. 



$ . Length 0'6 mm. Agrees with the previous species, except 

 that only the tip of the flagellum is dusky or black and the joints 

 are relatively different. The flagellar joints 2 to 5 are transverse 

 moniliform ; the 6th is much enlarged ; the 8th quadrate ; the 9th 

 conic ; the 8th and 9th black or dusky. Wings hyaline, pubescent, 

 with an indistinct fascia below the parastigma. Abdomen black, 

 slightly paler at base. , 



Balthazar. Described from two female specimens. 



