18G BULLETIN 15. UNITED STATES NATIONAL MUSEUM. 



TABLE OF Sl'EriES. 



KKMALES. • 



Anteiiii.T- not annulate«l with while 2 



Aiit<-niiii> aunulatiHl wi(h white. 



First, set'oiid, and tiiinl funiilar joints wliite F. ANNrucoRNis, ap. nov. 



2. Ant«'nnii' not wholly hi ck, tlic scape riilous or yellow 1 



Antenna' with the scape i>ale only at hase-, ',i 



Anfenna- wholly hlaik. 



Legs wholly black. 

 Thorax rngose, opaijnc, ' • 



Fae t lougitndinally striatM P. xigripks, sp. nov. 



Thorax tiuely pnuctate, shining. 



Face striate toward hase of antenna^ P. melanopis, sp. nov. 



Thorax smooth, shining at the most microscopically pnnctate. 



Face smooth, shining P. rKXNSYi.VAN'iCA, sj). nov. 



Legs not wholly black. 

 Legs, except knees and tarsi, black or dark fnscons. 

 Thorax rugoso-pnnctato: lower part of face striate. 

 iScntellum rngose, o]»aqnc; wings abbreviated.. . .P. T'Tahensis, sp. nov. 



Scntellum smooth, polished P. californic*, sp. uov. 



Thorax closely striately pnnctate; scntellnm faintly pnuctate, opaqne. 



Face smooth, shining P. l.kvifkoxs, sp. uov. 



Thorax finely rngose, subopatjue; scntellnm shining, faintly punctate. 

 Face shining but sparsely finely pnnctate P. N.\NA, sp. nov. 



3. Coxje black; legs, nuless otherwise mentioned, pale infons. 



Thorax closely pnnctnlate. 



Face highly polished; tibia* and tarsi, tnscons P. caraborum, Riley. 



Thorax and scntellnm longitudinally rngnlose. 



Frons polished but with some scattered punctures. 



P. PUNCTIVEXTRIS, sp. UOV. 



Thorax and scntellnm tiuely riigoso-i)nnctate, opaque. 



Frons shining, feebly shagreeued. with some scattered jmuctures. 



P. scinvARZii, sp. nov. 

 Thorax pcdished, sparsely punctate ; scntellnm polished. 



Frons polished; posterior tibia' fuscous above P. pusim.a, sp. nov. 



Thorax tiuely pnnctnlate; head and scntellnm smooth, shining; legs jtale 



brownish-yellow P. oracilicorni-s sp. i»ov. 



Coxfe and legs i)ale rufous or brownish-yellow. 

 Thorax and scntellnm rugoso-i)nnctate. ■ ?, «' 



Frons smooth, sparsely ]>unctate P. marYLaxdica, sp. nov. 



Frons coai-sely longitudinally striate P. kijscipf,nnis, Ashm. 



Thorax and scntellnm shining, faintly punctate. 



Frons smooth, with some small, faint punctures P. columhiana, sp. uov. 



Thorax finely pnnctnlate with indications of furrows posteriorly; scntellnm 

 smooth, shining. 



Frons highly |)olished, impunctate P. iulineata, sp. nov. 



Thorax and scntellnm finely rugose, opa»|ue; pleura rufous. 



Frons shining, sparsely, faintly punctate P. pi.euralis, sp. nov. 



4. All coxa', except stmietimes the last pair, pale r» 



All coxa' black. 



Thorax and scntellnm coarsely longitudinally rngulo.se. 

 First funidar Joint one-third shorter than the second; legs rufous; throe 

 basal segments of abdomen striata; P. roxAi.is, sp. nov. 



