NEW SPECIES 



OF 



HYMENOPTERA. 



ANDRENID^, Leach. 



COLLETES, Latr. 



1. Colletes perplexus. 



', ninle. Length 5 lines. — Black ; the thorax with fulvous pubes- 

 jciice above; the abdomen with white pubescent fasciae; the 

 pubescence on the face whitish, as well as that on the cheeks, on 

 the vertex it iuehnes to fulvous ; the flagellum of the antennae ful- 

 fous beneath. Thorax with short dense fulvous pubescence, long 

 iiid pale at the sides of the metathorax, also beneath and on the 

 iegs ; the floccus on the posterior femora beneath white, the scopa 

 palo fulvous ; vrings hyaline and iridescent, the nervures black, the 

 rogulee pale rufo-testaceous. Abdomen shining, the basal segment 

 ;\'ith fine punctures, which are somewhat distant in the middle ; the 

 )ther segments very closely and finely punctured ; all the segments 

 rtith white pubescent fasciae. 



Uab. Mexico, Orizaba. 



2. Colletes nitidus. 



emale. Length 5 lines. — Black ; the pubescence white ; that on 

 ihe thorax above slightly tinged with yellow ; the abdomen very 

 aright, smooth, and shining. The clypeus strongly punctured ; the 



B 



