no. 2064. BEES OF GENVS ANDRENA— VlEREGK AND COCKERELL, 39 



in middle depressed more than one-third; thin shaggy hair bands 

 more or less failing in middle. Apical plate narrow, not emarginate. 



(For the female, see below.) 



Type.— Cat. No. 18149, U.S.N.M. 



Male A. campanulae was also taken in Nebraska. 



b 29 . Females. 



a 51 . Abdomen with long, loose hair, not forming bands; hair of cheeks black. 



a 52 . Hair of thorax and abdomen above cream color. 



ANDRENA PYRRHACITA COLORADENSIS, new variety. 



Berkeley, Colorado. 5837. 



Female. — Length, 1 1 mm. Black, with long creamy white hair cov- 

 ering thorax and abdomen above, and also on vertex and between 

 antennae, and on the upper part of the pleura, but hair of other parts 

 of head and underside of thorax black. Anterior and hind femora 

 with the hair mainly pale, as also the long curled hairs in front of 

 hind tibiae; hair of legs otherwise black. Facial quadrangle very 

 much broader than long. Process of labrum truncate. Clypeus 

 closely but finely punctured, with a smooth median line. Ocelli 

 amber color. Facial foveae seen from above dark brown, occupying 

 most of the space between eye and antenna, below they hardly ex- 

 tend below level of antennae. Antennae dark, third joint longer than 

 next two together. Meso thorax and scutellum dull and granular. 

 Area of metathorax without evident sculpture. Tegulae piceous. 

 Wings brownish hyaline, nervures and the slender stigma reddish 

 brown. Basal nervure meeting transverse median. Second sub- 

 marginal cell receiving first recurrent nervure near its end. Third 

 submarginal long. First abdominal segment granular, but apparently 

 not punctured, the others with fine punctures; second segment in 

 middle depressed more than one-third; all the segments covered with 

 long, shaggy hair; hair at apex sooty. 



This is a variety of A. pyrrhacita, differing in the color of the hair. 



Type.— Cat. No. 18150, U.S.N.M. 



b 52 . Apical part of abdomen with black hair above. 



ANDRENA BEBBIANA, new species. 



Boulder, Colorado. March 30. (S. A. Rohwer.) At flowers of 

 Selix bebbiana. 



Female. — Length, 10 J mm. Black; the pubescence long, partly 

 black, partly white, and partly pale fulvous. Head very broad, 

 with long black hair, except that on occiput overlapping vertex, which 

 is white. Process of labrum slightly emarginate. Clypeus very 

 hairy, with a dull feebly punctured surface. Facial foveae seen from 

 above black, rather broad, ending below a little below level of antennae. 

 Flagellum obscure brownish beneath. Third antenna! joint almost, 

 as long as next three together. Cheeks very broad. Mesothorax 



