THE CANADIAN ENTOMOLOGIST 303 



clothed, the pale felt bands on the apices of segments 2 to 5 



scarcely developed. Length 11 to 13 mm perihirta Ckll. 



Haileybury, Ont.; Cochrane, Ont., (on Epilobium angiisti- 



folium), August 8, 1917; Lethbridge, Alta.; June 29, 1914; common 



at Summerland, B.C.. Keremeos, B. C, and Victoria, B.C., in 



July. 



^ Process on middle basilar sus nearly as ivide as basilar sus 2 



2. Pile bright yellow-brown, fading on exposure to pale yellow- 

 brown, abdomen densely clothed, the pale, felt bands on the 

 apices of segments 2 to 5 scarcely developed. Process on 

 middle basi tarsus rounded. Anterior tibiae pale below. No 

 spine in front of Ihe middle coxce. Length 12 to 



14 mm latimanus Say . 



Digby, N.S.; Ottawa, Ont.; Aweme, Man.; Melfort, Sask.; 

 Lethbridge, Alta. 



Pile very pale yellow-brown, fading on exposure to white. 

 Segments 4, 5 and 6 sparsely clothed. Well-marked white 

 felt bands on apical margin of segments 3, 4 ,5. Process on 

 middle basitarsus with minute crest at apex. Fore tibia 

 black on basal half above. A spine in front of the middle 

 coxa.* Length 12 to 



14 mm diligens Sladen {latimanus Ckll. not of Say), 



Common at Medicine Hat. Alta., and Lethbridge, Alta., 

 throughout July and August. 



FEMALES 

 1. Pile on thorax and base of abdomen greenish white, soon be- 

 coming white. Few^ or no black hairs on upper side of thorax 

 (hairs on disc of thorax short and easily rubbed off). White 

 felt bands on apical margin of segments 3, 4 ond 5 wider (about 

 .25 mm. wide in centre of segment 4). Hair on segment 6 

 entirely pale. Pollen brush pale red only on apical 



part diligens Sladen {latimanus Ckll. not of Say). 



Common at Medicine Hat, Alta.; Redcliff, Alta., and Leth- 

 bridge. Alta., throughout July and August. 



Pile on thorax and base of abdomen pale brownish yellow, be- 



*This remarkable character was pointed out to me by Mr. J. C. Crawford. 



