342 NORTH AMERICAN TRYPETINA. 



258. Trypeta femoralis. — Nigro-fusca, glauco-pruinosa, capite 

 cum antennis pedibusque fiavis, fenioribus interinediis subtus setulis 

 4-5 munitis ; alis albidis, macula posteriore fusca apicem versus nullum 

 ramum sed inferne ramum integrum nervum transverso-discoidaleni 

 trauseuutem emittente, cum cellula postcostali per plagam obliquam 

 counexa. % . Long. 4 mill. 



Patria. California. 



Praacedentibus 1 similis et affinis, femoribus intermediis subtus 

 setis 4-5 validioribus munitis, alis macula posteriore nigro-fusca 

 guttulas 3 majores includente, ramum apicalem nullum sed 

 inferne ramulos 2 abbreviates ante ramum nervum transverso- 

 discoidalem transeuntem emittente, ramis 2 posterioribus basi 

 tantum indicatis, nervo humerali longitudinaliter ultra medium 

 iufuscato distincta. 



ff. Scutellum 4-setosum. Alse angulo inferiore postico cellulae anali3 

 acute subproducto. 



261. Trypeta acutangula. Nigricaus, cano-pruinosa, capite, 

 scutelli apice pedibusque flavis ; alis parce fusco-reticulatis, macula 

 majore nigricante, fusco-radiata, cellula postcostali flavescenti. % . 

 Long. 4 mill. 



Patria. California. 



Alis pictura fere T. cometa, sed disco et antice parce fusco- 

 reticulatis, cellula postcostali fere tota flavescenti, serie frontali 

 5-setosa mox distincta. Caput thoracis latitudine, flavo-testa- 

 ceum, occipite superne fusco, fere truncato ; fronte fere transversa, 

 serie utrinque 5-setosa ; epistomate brevi, foveis antenualibus fere 

 parallelis, sat discretis; peristomio subrotundo, proboscide baud 

 geniculata ; oculis sat magnis, inferne sat longe descendentibus, 

 orbita frontali antrorsum fere convergente. Antennas breves, 

 subdeflexae, articulo 3o ovali-rotundo, epistomatis apicem fere 

 attingente, nigro-fusco, seta nudiuscula. Thorax cano-pruinosus, 

 setarum dorsalium pari pone suturam transversam sito ; scutello 

 apice late testaceo, 4-setoso, setis apicalibus minoribus approxi- 

 matis. Alaa sat latas, obscure hyalinas, parcius, disco medio 

 evidentius, fusco-reticulatas, macula posteriore nigricante, subro- 

 tunda, guttas 2 costales includente, quarum posteriore paullo 



1 The two preceding species are : T. glauca from Sidney, which the 

 author calls " T. solari Loew similis et affinis," and T. meteorica from 

 Buenos Ayres, described as " prajcedenti simillima." 0. S. 



