MONOGRAPH OF THE NORTH AMERICAN PROCTOTRYPID^. 433 



Scutelhim with 2 small fovejR at baso^ 



Pedicel aboiit as long as tlie first fimiclar joint. 



Legs rufons T. RUFIPES, sp. nov. 



Antennjp entirely black. 



Pedicel shorter but thicker than the first funielar joint. 



Legs pale rufous, base of cox;i3-aud the thickened portions of the femora and 

 tibijB more or less piceous T. carolinensis, sp nov. 



2. Antenna3 not wholly black 3 



Anteulue wholly black. 



Pedicel thicker and a little longer than the first funielar joint. 



Last joint of club large, twice the length of the penultimate, first joint 

 small. 

 Legs black, the trochanters, base of tibiiB and tarsi pale. 



T. PoPENOEi Ashm. 



3. Pedicel longer and thicker than the first funielar joint. 



Antennie fussous or dark brown, club slender, the joints a little longer than 



wide, the G funielar joints slender, cylindric, twice as long as thick. 



Legs rufous, the coxa?, trochanters and knees yellow. .T. Hakringtonii Ashm. 



Antennte fuscous only towards the tip, rufous basally, the elul> stout, the joints, 



except the first, as broad as long. 



Legs reddish-yellow, the femora and tibi;e tinged with rufous. 



T. rACiFiCA, sp. nov. 

 Legs flark rufous; club abrupt, fuscous, four jointed, the joints except the 



last quadrate T. hirticollis Ashm. 



Pedicel stouter but not longer than the first funielar joint. 



Club black, rest of antennte yellow, the funielar joints, except the last, which 

 is moniliform, are longer than thick. 

 Legs yellow T. flavipes, sp. nov. 



Trichopria pentaplasta, sp. nov. 



9. Length, 1.5'""'. Black, polished, impunctured; antennae, except 

 the club and legs, reddish-yellow. Head rounded. Antenna} 12- 

 jointed, long, terminating in a 5-jointed club; first funielar joint a little 

 longer than the pedicel j the following joints subequal, about three 

 times as long as thick, the last, thickened ; club black, the first joint ob- 

 long, the second, thir<l, and fourth quadrate, equal, the last, conic, 

 longer but not thicker than the penultimate. Scutellum with a distinct 

 fovea at base. Metathorax carinated, pubescent. Wings hyaline, 

 strongly fringed ; the stigma yellowish. Abdomen ovate, black, polished, 

 the petiole 1^ times as long as thick, fluted, pubescent, the second seg- 

 ment truncate at base and slightlj; overlapping tlie base of the petiole. 



The $ has 14-jointed, filiform-moniliform antennte, the first flagellar 

 joint twice as long as the pedicel and a little longer than the second; 

 the second stouter, a little curved and dilated into an acute point 

 outwardly at tip; the following joints moniliform, the last conical, all 

 the joints with stiff bristles. Scutellum Avith a deep fovea at base and 

 a slight ridge toward tip; otherwise similar to the 9 . 



Habitat. — Waushington, D. C; Arlington, Va.; and Eiley County, 

 Kans. 



Types in Coll. Ashmead. 

 21899— No. 15 28 



