no. 2064. BEES OF GENUS ANDREW A—VIE RECK AND COCEERELL. 15 



color of the tegument beneath. Second segment in middle depressed 

 little more than one-fourth. Apical plate rounded. 



Type. — Entomological collection of the University of Nebraska. 



This does not have the finely punctured abdomen of A. prunorum. 



In the key this runs in a couplet with A. tridens, being separated 



thus: 



Abdomen black tridens. 



Abdomen black and reddish carrikeri. 



These two are separated from several others by the polished scutel- 



lum. 



b u . Abdomen not red. 



a 16 . Species with blue or green color, and without light tegumentary face-markings. 



a 16 . Relatively large, robust species, suggesting A. mimetica. 



a 17 . Hair of thorax (female) all black. 



ANDRENA BRUNERI, new species. 



Laramie, Wyoming. "6, 9, 93." Collected by Professor Buffum, 

 as we are informed by Prof. A. Nelson, who believes that the date is 

 to be read June 9. 



Female. — Length 10 mm., rather robust, with short black hair. 

 Head black, with front and vertex fine dark blue. Thorax black, 

 with the pleura and metathorax very dark bluish. Legs reddish 

 black, small joints of tarsi distinctly red. Abdomen rich blue, the 

 hind margins of the segments purplish. Facial quadrangle a little 

 broader than long. Process of labrum so narrowly truncate as to be 

 almost pointed. Clypeus distinctly but not densely punctured, with 

 a smooth median line. Front striate. Facial foveae very narrow, 

 seen from above purple-black, occupying less than half the distance 

 between eye and antenna, ending just below level of antennae. Third 

 antennal joint about as long as next two combined. Meso thorax 

 closely and finely punctured. Area of metathorax granular, not dis- 

 tinctly defined. Tegulae dark reddish. Wings hyaline, strongly 

 tinged with orange, the broad apical region dilute fuscous, stigma 

 and nervures bright ferruginous. Basal nervure meeting transverse 

 median. Second submarginal cell receiving first recurrent nervure 

 well before the middle. Hind tibial scopa compact. Abdomen 

 shining, without hair bands, very finely but distinctly punctured. 

 Second segment in middle depressed about one- third. 



In the key this runs in a couplet with A. subtilis, and is separated 

 thus: 



Pubescence black bruneri. 



Pubescence ochreous subtilis. 



ft 17 . Hair of thorax (female) light fulvous above, black at sides. 



ANDRENA LAWRENCEI, new species. 



Sioux County, Nebraska. May. (Lawrence Bruner.) 

 Female. — Length, 11 mm. Dark blue, the meso thorax and scutel- 

 lum green, the abdomen shining greenish blue with the hind margins 



