436 MP:M0IKS of the CARNEfJIE MUSEUM 



thoracic lobe is Itlack broadly niai-gined with yellow, the lateral lobes black marked 

 with yellow along the outer sides ; the scutellum is yellow with a large, triangular, 

 central black spot, and a transverse black line at base, dilated on the axilUe ; the 

 metathorax has a transverse black line at base. The abdomen is fusiform, pale fer- 

 ruginous, except the petiole, the dorsum with four or five brownish bands, the 

 sheaths of the ovipositor black ; the petiole is 3'ellow and about five times as long 

 as thick. The hind femora are armed with thirteen or fourteen black teeth, while 

 the hind tibite have a black s})ot on the outer face near the middle. 

 Brazil : Santarem. One specimen. 



Spilochalcis nigropleuralib, sp. nov. 



Female. — Length 4.3 mm. Lemon-yellow, marked with black as follows : The 

 occiput and a small spot in front of the lateral ocelli black ; flagellum black ; pro- 

 notura with a small spot on each side and a large median spot on the decliv- 

 ity or front face, black ; iiiesothorax black, the lobes margined with yellow, the 

 middle lobe also with a small yellow spot anteriorly ; scutellum yellow, with a 

 transverse line acro.ss the base, dilated on the axillee, and a wedge-shaped central 

 spot, black ; basal suture of metathorax, the pleural, except spots beneath the inser- 

 tion of the wings, black ; the body of the abdomen is short, subovate, the dorsal 

 segments two to seven medially more or le.ss black ; all the legs are yellow but 

 marked with black as follows : The hind coxie at apex, the trochanters, two large 

 spots on the outer and inner face of hind femora and the base of the hind tibiae, are 

 black. 



Male. — Length 4 mm. Colored and marked nearly as in the female, except the 

 yellow spot on the middle niesothoracic lobe is greatly enlarged and divides the 

 black into two parts, while the pleurae, except the femoral furrow, are yellow. 



^Vest Indies : Trinidad ; Brazil : Chajjada. 



Spilochalcis corumbicola, sp. uov. 



MaU. — Length G mm. Lemon-yellow ; occiput, scrobes and the scape ahure, 

 black ; flagellum brown-black, fulvous beneath ; pronotum with a median spot on 

 the front face and a small spot on the dorsum opposite the parapsidal furrows, black ; 

 niesothoracic lobes black margined with yellow, the middle lobe also with a yellow 

 median spot ; scutellum with a transverse black line at base and a narrow black 

 line down the center ; hind femora with a small rounded spot on outer and inner 

 face and the minute teeth, about fourteen, black. The body of the abdomen is oval, 

 mostly ferruginous, the dorsal segments tinged with fuscous basally, while the petiole 

 is yellow and about twice as long as thick. 



Brazil : ( 'orumba, in April. One specimen. 



