240 AMERICAN HYMENOPTERA. 



Fliilanthns sanbornii Cress. 

 ' Magdalena Mts., July, 1894 (Snow). 



BEMBECID^. 

 Benibex pruinosa Fox. 



Magdalena Mts., Aug., 1894 (Snow). 



Stictia Carolina Fabr. 



Magdalena Mts., July, 1894 (Snow). 



PEMPHREDONID^. 

 Penipliredon iiiornatns Say. 



Magdalena Mts., July, 1894 (Snow). 



CRABRONID^. 

 Crabro iiigrifrons Cress. 



Near Las Vegas Hot Springs, Sept. (Snow). 



APOIDEA. 



PANURGID^. 

 Halictoides halictulns Cress. 



Near Las Vegas Hot Springs, Sept. (Snow). 



Panurginus innnptns Ckll. 



Magdalena Mts., Aug., 1894 (Snow). 



ANTHOPHORID^. 

 Melissodes tristis Ckll. 



Magdalena Mts., Aug., 1894 (Snow). 



BOMBID^. 

 Bombias auricomus Robt. 



Magdalena Mts., July, 1894 (Snow). 



Bombus appo$«itus Cress. 



Magdalena Mts., July, 1894 (Snow). 



Bombns Tirginiciis Oliv. 



Magdalena Mts., July, 1894 (Snow). 



Psithyrus insularis Sm. 



Magdalena Mts,, July, 1894 (Snow). 



