68 ME. W. H. ASHMEAD ON THE PARASITIC HYMBNOPTEEA 



with certainty, I prefer for the present to let them, remain 

 together. 



Cheestosema, Forster. 



Cheestosema eobfsta, sp. n. 



(S 5 . Length 1 ^ to If millim. A small, robust, polished 

 black species. The head is transverse quadrate ; the clypeus 

 small, convex ; mandibles and trochanters, tips of femora, tibiae, 

 and tarsi reddisli yellow, the rest of the legs black. Antennae 

 in female filiform, submoniliform, shorter than the body, piceous, 

 13-jointed, the joints oblong-moniliform ; the first funicle-joint 

 is narrowed and slightly shorter than the second, the following 

 joints are about the same thickness, but the five terminal joints are 

 shorter than the five preceding : in the male longer than the 

 body, filiform, the first funicle-joint is a little longer than the 

 second, the following oblong-moniliform, about three times as 

 long as thick. Thorax with two abbreviated, nearly parallel 

 furrows anteriorly, that do not extend posteriorly quite to the 

 middle of the mesonotum. The scutellum is separated from the 

 mesonotum by deep fovese ; its cup is high, large, and almost 

 round and centrally foveated, its sides vertically striated. Meso- 

 pleura smooth, with a small furrow below the tegulse, the epimera 

 separated, polished. Metapleura, except a small rugose space just 

 above the coxae, sm.ooth, polished, the posterior margin carinated 

 and pubescent, while on the disk is a faint impressed line. Meta- 

 thorax very short, vertical, and closely punctate, with a delicate 

 medial carina. Wings hyaline, the venation yellowish ; the 

 marginal cell is closed, short, not longer than wide, the second 

 abscissa of the radius being scarcely longer than the first and 

 slightly curved outwardly. Abdomen not longer than the thorax, 

 polished black, a slight pubescent girdle at base and with its tip 

 vertically truncate. 

 Hab. St. Yincent. 

 Described from one male aud one female specimen. 



Cheestosema pallidipes, sp. n. 



$ . Length 1^ millim. Difters from the above in having the 

 antennae and legs, including the coxae, entirely honey-yellow, 

 although the tips of the antennae are sometimes dusky; face 

 with two grooved lines, each line extending from the base of the 

 antennae to the base of the eye ; while the cup of the scutellum 



