ASHMEAD : CLASSIFICATION OF THE CHALCID FLIES 489 



EXJPELMUS COMPRESSIVENTEIS, Sp. HOV. 



Female. — Length 3 mm. ; ovipositor about one third the length of the abdomen 

 and broadly ringed with yellow. Head and thorax blue, with a faint greenish tinge 

 in certain lights, the mesopleura decidedly seneous ; abdomen compressed, aeneous 

 black ; antennse, except the club, and the legs, except the coxae basally, brownish- 

 yellow, the hind femora faintly dusky medially. 



Brazil : Corumba, in March. One specimen. 



EUPELMtrS APEILIS, Sp. IIOV. 



Female. — Length 2 mm. ; ovipositor short but distinct, the length of the basal 

 joint of hind tarsi, testaceous. Head and thorax metallic green ; antennae black, 

 the scape aeneous black ; legs except the femora, the hind coxae, a spot at base of 

 the front tibiae outwardly, straw-yellow. The wings are hyaline, the veins yellowish. 

 The abdomen is elongate, conically pointed, longer than the head and thorax united 

 and aeneous black. 



Brazil : Chapada, in April. One specimen. 



EUPELMUS CHAPADA, sp. nOV. 



Female. — Length 2.8 mm.; ovipositor projecting, not ringed with yellow, but 

 with the tip brownish. Head, thorax and abdomen metallic green, the mesopleura 

 with a purplish tinge ; antennae except a narrow annulus at the apex of the pedicel, 

 wholly back ; legs, except the front and hind coxae, pale ferruginous or brownish- 

 yellow. The wings are hyaline, the veins yellowish. The abdomen is conically 

 pointed, longer than the head and the thorax united. 



Brazil : Chapada, in April. One specimen. 



Etjpelmus santaremensis, sp. nov. 



Female. — ^Length 3.5 mm.; ovipositor about one third the length of the abdomen, 

 ringed with yellow. Head and thorax blue or bluish-green, the head in front and the 

 mesonotal ridges metallic-green ; scape and an annulus at the apex of the pedicel, 

 yellow ; legs, except the front and the hind coxae and more or less of their femora 

 which are metallic blue or blue-green, pale ferruginous or brownish-yellow. 



Brazil : Santarem. 



Eupelmus persimilis, sp. nov. 



Female. — FiCngth 4 mm.; ovipositor prominent, broadly ringed with yellowish- 

 white. This species is allied to E. santaremensis, but it is slightly larger, the lateral 

 ridges of the mesonotum, the elevated basal part of the middle lobe and the scu- 

 tellum are more decidedly gold-green ; the disk of the mesopleura is greener ; the 

 antennae, except the club, are wholly yellow ; while the legs, except the coxae and a 



