NATURAL HISTORY. Ixiii 



Male 7^ lilies long, 16 lines broad 

 Female 10 ... 20 

 Xeuter 7 .... 13 



Male. Black, antennae as long as the thorax, compressed at the apex; fa< e 

 and crown of head clothed with long yellow and black hairs ; thorax yellow with hairs, 

 having a transverse black band between the wings, basal half of abdomen yellow, the 

 remainder orange, with a narrow black band across the middle ; wings slightly yellow 

 at the costa, the posterior margin slightly stained with brown, nervures piceous ; basal 

 joint of tarsi clothed inside with bright fen-iiginous hairs ; spurs, base of claws, and 

 apex of tarsi ochreous. 



Female, pi. A, fig. 2. 



Black, a broad margin in front of the thorax, hinder margin of scutellum, and the 

 abdomen, excepting the third segment and the apex, clothed with long yellow-ochreous 

 hairs ; wings yellowish, excepting the posterior margin, the nervures piceous; inside of 

 the tarsi with the pile bright ferruginous ; tips of spurs, apical joint of tarsi, and base 

 of claws subcastaneous. 



Neuter. Similar to the female but much smaller, the hairs beyond the black band 

 on the abdomen are generally orange, and the whole of the tarsi, excepting the basal 

 joint, is subcastaneous. 



I have named this bee, which seemed to be the most abundant species, after my 

 esteemed friend the Reverend William Kirby. 



7. Polaris. Black, clothed with yellow hairs above, with a black band across the 

 thorax, and an indistinct one across the abdomen. 



Male 6 lines long, 15 lines broad 

 Female 10 ... 20 



Male. Black, clothed with yellow hairs ; head black, with a patch of yellow haiis 

 on the ilice, and another on the back part of the head, a blackish band across the 

 centre of the thorax, and an indistinct nan-ow one on the third and fourth segments of 

 the abdomen, the apex orange; inside of tarsi clothed with yellowish pile. 



Female. Black, a broad band across the anterior portion of the thorax, the 

 scutellum, and abdomen clothed with long yellow hairs, whitish towards the apex 

 of the abdomen, with a few black hairs on the sides of the third segment, a band of 

 the same colour on the fourth, and a very slight one on the fifth segment; the tarsi 

 clothed with black pile internally, the outside of the basal joints brownish, the edges 

 ferruginous. 



