MONOGRAPH OF THE NORTH AMERICAN PROCTOTRYPIDiE. 237 



black, curved, with a tooth within. Antennae 12joiiit<id, clavate, very 

 short; tirstfiiniclar joint not loiij^er than the pi'diccl; second not lonjjer 

 than wide; third and fourth transverse; club larj^o, G jointed, bhuk, 

 the joints transverse. Thorax ovoid, the mesonotuni without furrows. 

 Scutelluui quadrate, elevated posteriorly, the anjjles a<'utely produced. 

 Metaseutelluni produced into a larjje, ere<'t spine. Metathorax ridged 

 At the sides with the angles toothed. Wings fuligiiu)us, the basal one- 

 third yellow, the veinition similar to iScelio. Abdomen elongate oval, 

 rugulose; first segment transverse, a little shorter than the second; 

 third very slightly huiger than the second; fourth very slightly shorter; 

 ttfth about one-half the length of the fourth; the following very short. 



Habitat.— Bogota. 



Type in the Berlin Museuu). 



Described from a single specimen. 



SFARASION LatreiUe. 



Hist. Nat., HI, p. SIH (1802) ; Fiirster Hyiii. Stud., il, p. 101 (1856). 



(Type, .S^. /ron/a/e Latr.) 



Head transverse, or subquadrate,witli a frontal ledge or carina; ocelli 

 3, in a triangle but widely separated; eyes oval. 



Antennse in both sexes 12-jointed, inserted just above the clyi)eus, 

 in 9 clavate, the funiclar joints submoniliform; in $ long, subseta- 

 ceous, the flagellar joints all hmger than thick. 



Maxillary palpi elongate, o-jointed; labial palpi 3 jointed. 



Mandibles elongat-e, bidentate, the teeth subequal. 



Thorax ovoid, narrowed into a little neck anteriorly; prothorax dis- 

 tinctly visible from above, dilated at sides; mesonotum usually with 

 2 furrows; scutellum large, semicircular; metathorax with the angles 

 produced into short spines. 



Front wings with the submarguial remote from the costa and termi- 

 nating in a small stigma from which issues a short stignial and a short 

 postmarginal. 



Abdomen long, ovate, depressed, sessile, the sules carinated, in 9 

 with 6, ill S with 7 segments, the segments nearly equal. 



Legs of moderate length, pilose, the tibial si)ur8 1, 2, 2, the claws 

 simple. 



The frontal ledge and the o-jointed maxillary palpi readily distinguish 

 the genus from Scelio, while the differences in the scutellum and post- 

 scutellum separate it from Acanthoscelio. 



TABI-E OF SPECIES. 



Wings iiiscons or fuliginotus 2 



Wings hyaline. 

 Scapulie with a grooved line their whole length. 

 Legs, except coxie, honey-yellow; flagellar joints after the first twice as long 

 as thick iS. famelicum Say. 



