MONOGRAPH OF THE NOUTH AMERICAN PROCTOTRYPID.E. 187 



Thorax finely, closely puuctato; the scutclliiui siiioolli, polished. 



P'irst ami second funiclar Joints long- equal, about 5 times as long as thick; 



legs pale brownish-yellow P. ckacilk ohnms, sj>. nov. 



5. Legs rnfons. 



Thorax and scntellnm rugose, o]>afine. 



Inner orbits and lower ]);irts (d' lace iind the cheeks striate; wings hyaline. 



P. i.IXKMJI, sp. n<iv. 

 Thorax and scnttdlum sparsely punctate, shining. 



Inner or)>its and lower jtart of face striate; wings fuscous. 



P. KKYTunoPUs, sp. nov. 

 Legs yellow. 

 Thorax and scntellnm rugnlose. opaque. 



Head polished, inner orbits and lower part of face striate; wings hyaline; 



coxa^ yellow P. flax'ICoxa, sp. nov. 



Thorax and scntellnm coarsely rugulose, opaque. 



Head polished, inner orbits not striate, wings subfuscous, hind coxse black. 



P. AMKHICANA, Aslim. 



Thorax punctate, shining, with indications of furrows ])osteriorly ; the scntel- 

 lnm smooth. 

 Head polished, the lower part of face and cheeks striate; wings hyaline; 

 petiole of abdonuMi yellow P. fi.avopetioi.a ta, sji. nov. 



MALKS. 



Antenna^ not wholly black 2 



Antenna' wholly black. 

 Legs wholly black; face longitudinally striated. 

 Antenuie shorter than body, lirst flagellar joint less than four times as long 



as thick P. nigiupes, sp. nov. 



Legs l)rowuisli-yellow. 



Antenna' much longer than the body, first flagellar Joint 6 times as long as 



thick P. STKIATIFHONS, Sp. nOV. 



2. First flagellar joint not as long as the scape 3 



First flagellar joint longer than the scape. 



Thorax finely rugose, smoother on shoulders; scntellnm smooth, with punctures 

 at base. 

 Legs brownish yellow, middle tarsi and posterior tiba- and tarsi, fuscous. 



P. CAiiAiJOKL'.M, Kiley 



3. Thorax closely punctate or rugose 4 



Thorax smot>th, shining, faintly ])uuctate; legs brownish-yellow. 



First flagellar joint 4 times as long as thick, a little shorter than the following: 

 Frons polished. 



Third abdominal segment not aeieulate or punctate; petiole black. 



P. con MBIANA, sp. nov. 



Third abdominal segment smooth, impunctate; petiole yellow. 



P. FLAA'OPPrnOLATA. 



Frons striated. 



Third abdominal segment finely aeicnlated and punctate; petiole dull 

 rufous P. MACROCEKA, Ashm. 



4. First flagellar joint shorter than the second. 



Thorax and scutellum closely punctate, shining. 



Lower part of the face striate; mandibles large, yellow. 



P. XANTHOGNATIIA, Sp. UOV. 



Thorax rugose, o]iaqne or subopatiue, pubescent. 



Frons longitudinally striate; mandibles and legs rufous. 



P. MARYLANOICA, Sp. nOV. 



First flagellar joint longer than the second, abdiuuen huigitudinally striated. 



P. STKIATIVENTRJS, sp. UOV. 



