144 BULLETIN 45, UNITED STATES NATIONAL MUSEUM. 



Funiclo jointa 2 and 3 roundeil, not loni^or than thick. 



Legs picoous or brown-black, trochanters, knees, tips of tibiiu and tarsi pale 



or yellowish. 

 First !il»domiual segment striate. 

 Marginal vein i the length of the stigmal; head 3} times as wide as 



long T. GKAPT.K How. 



Marginal vein nearly ^ the length of the stigmal; head 3 times as wide 



as long T. spilosomatis, sp. nov. 



Marginal vein as long as the stigmal T. minimus, sp. nov. 



Legs dark-brown, the tarsi whitish. 



Marginal vein about i the length of the stigmal.. T. heliotiiidis, sp. nov. 

 Legs pieeous or brown-black, trochanters, knees, tips of tibite and tarsi, 

 liale or yellowish. ^ 



First abdominal segment not striate. 



Eyes pubescent T. okgyi^e, Fitch 



Eyes bare or only faintly pubescent. 



Marginal vein punctiform T. ichtuyuk.k, sp. nov. 



Marginal vein long T. infuscatii'es Ashm. 



Legs yellow or brownish-yellow. 



Marginal vein ^ tlie length of the stigmal; head about 3A times as long 

 as wide T. nirious, Kiley 



4. Scape wholly pale , , , 5 



Scape not wholly pale, pale beneath or at base or apex. 



Coxie black or pieeous. 



Wings with a dusky submarginal blotch T. MACULipEN>fis, sp. nov. 



Wings with no submarginal blotch, hyaline or subhyaline. 

 Fviniclo joints 2 and 3 not longer than thick, 

 Coxa>, black. 



Legs dark brown or fuscous, trochanters, knees and tarsi, pale yellow. 

 Second abdominal segment 1 J times as long as wide 



T. si'HiNGis Ashm. 

 Second abdominal segment not or scarcely louger than wide. 

 Head very wide. 



Funicle joints 2 and Ssubequal T. rileyi How. 



Funiclc joints 2 and 3 equal T. gossypiicola, sp. nov. 



Coxie pale. 

 Legs brown, the trochanters, knees, tips of tib;e and tai"si, whitish or 

 pale. Pedicel louger and stouter than the first funiclar joint, the 

 second very little longer than thick, the third small, transverse. 



T. GEOMKTK.E, Sp. noV. 



5. Pedicel scarcely longer than the first funiclar joint. 



Second abdominal segment not striate at base. 



Legs rufous or reddish-yellow, the femora and tibia', often obfuscated. 



T. AHZAM.E Kiley. 



Legs brownish- yellow T. lavern.e, sp. nov. 



Pedicel much longer than the first funiclar joint. 

 Closely minutely ininctate. 

 Second abdominal segment striate at base. 



Legs, including coxa=i, honey-yellow T, podisi, sp. nov. 



Coarsely cribrato punctate. 



Mesopleura tinged with rufous. 



Legs and autenn;c, except club, brownish-yellow. 



T. PENNSYEVANICUS, sp. UOV. 



