54 ANDKKNIDJ::. 



joint, obscurely fulvous beneath. The thorax with hoary pubes- 

 cence, that on the disk is thin, but at the sides of the raetathorax 

 it is long and dense ; wint^'s fiilvo-liyalin.>, the ncrvures jind stigma 

 ferru-inmis. llie legula) ruto-])iceoiiH •„ all t^e tarsi and the inter- 

 uiediiite and jxisterior tibia) with fulvous imbescence ; the Hoccus 

 on the posterior femora beneath white: the tarsi and posterior 

 tibia) ferruginous. Abdomen oblong-ovate and finely punctured. 



Huh. Canada. 



V6. Andrena flavo-clypeata. 



Male. Length ;5j inches.— Black, with the clypeus yellow and 

 ha\-ing two minute black spots. The head deeply emarginate 

 posteriorly ; the antenncc nearly as long as the thorax, with the 

 rtagellum pale fulvous beneath. 'The pubescence of the thorax pale, 

 that on the disk slightly fulvous ; wings hyaline and iridescent, 

 the nervures and stigma pale rufo-testaceous, the tcgula; pale tes- 

 taceous ; the apical joints of the tarsi rufo-testaceous. Abdomen 

 lanceolate, the apex pale testaceous and with white pubescence. 



Hah. Canada. 



14. Andrena niiranda. 



Female. Length 4| lines. — Black ; the pubescence on the thorax 

 above pale fulvous, but sparing, that at the apex of the abdomen 

 and on the posterior legs fulvous. Head closely punctured, the 

 clypeus strongly so ; the sides of the face with pale pubescence. 

 The mesothorax strongly punctured, the scutellum and metathorax 

 coarsely so, the sides of the latter thickly fringed with pale pubes- 

 cence ; the Avings hyaline, iridescent, and slightly clouded at their 

 apex, the nervures and stigma ferruginous, the teguUe mfo-piceous ; 

 the legs dark rufo-piccous, the tibioe of the posterior legs and all 

 the tarsi ferruginous. Abdomen ovate and closely punctured ; on 

 the apical margins of the second, third, and fourth segments there 

 is a narrow fascia of white pubescence, the second usually, and also 

 the third occasionally, interrupted ; the two apical segments with 

 fulvous pubescence. 



Male. Length 3| lines. — Resembles the female in having pale ful- 

 vous pubescence on the thorax, in having the tarsi and posterior 

 tibia; pale ferruginous, and in having the apex of the abdomen wath 

 fulvous pubescence ; the face clothed with fulvous pubescence ; 

 wings as in the female ; abdomen shining and impunctate. 



Hah. Canada. 



15. Andrena mcesta. 



Female. Length o-o| lines. — Black, with hoary pubescence. The 

 face and checks with white pubescence. The thorax thinly 



