236 PROCEEDINOS OF THE NATIONAL MUSEUM. voi,. 39. 



riigulose; femora and hind tibiae metallic-purplish; front and middle 

 tibife within, knees, bases and apices of all tibiae, and tarsi entirely, 

 reddish-testaceous; outer side of front and middle tibiae deep brown 

 with slight purplish reflections; spurs on hind tibiae light colored; 

 wings subhyaline, veins dark brown, the stigmal vein short, the 

 postmarginal somewhat longer; abdomen beyond the basal segment 

 finely transversely lineolate. 



Male. — Length about 3 mm. Similar to the 

 female except in secondary sexual characters, but 

 more greenish, the tibi* mostly reddish. 



Bred from Onniscodes crinita, at Santiago, Chile, 

 by Prof. M. J. Rivera. 



Type.— Cat. No. 13349, U.S.N.M. 



Fig 1 — Peuissocen- PERISSOCENTRUS ARGENTINA, new species. 



TKUS CHILENSIS, FE- 

 MALE. Hind FEMUR Female. — Ijongth about 3.5 mm. ; ovipositor about 



AND rmiA. INNER j ^^^^^ jy^^^ ^^J-^,^ ^^^^^^ ^J^^ J^^^^^ ^^.-^J^^ ^^^^^^ . 



head finely reticulately rugulose; antennae reddish- 

 brown, the scape testaceous; thorax finely reticulately striate ; scutel- 

 lum back of transverse furrow longitudinally striate; propodeum 

 with a strong median carina, excavated on each side of this, and the 

 surface finely reticulately rugose ; basad on each side of the median 

 carina is a fovea formed b}^ two short carinae ; legs reddish testaceous, 

 hind tibiae and femora metallic, front femora suffused with brown; 

 abdomen beyond the basal segment faintly transversely lineolate. 



Male. — Length about 2.5 mm. Very similar to the female except 

 in secondar}" sexual characters ; scape metallic. 



Three females and one male from Ceres, Argentina. 



Type.— Cut. No. 13350, U.S.N.M. 



This is the species identified for Dr. J. Kiinckel d'Herculais by 

 Doctor Ashmead as Monodontomerus pJiormio Walker, but that species 

 is said to have all the femora green and Walker in the original 

 description mentions long apical spurs on the tibiae wliile in the 

 species now described the spurs are not apical. 



Family EURYTOMID^. 



Tribe RILEYINI. 

 CALORILEYA, new genus. 



Type. — C. cearse CraAvford. 



Belongs to the tribe Rileyini; antennae thirteen jointed, with three 

 ring joints, inserted about as high as the middle of the eyes; eyes 

 almost round; mandibles four toothed; face concave, with a deep 

 antemial fossa extendmg to the vertex, the middle ocellus situated at 

 the head of. the fossa; head and thorax umbilicately punctured; parap- 



