INSECTS OF BEULAH, NEW MEXICO. 57 



P. Cockerell). June 29, 1902, on flowers of Ceanothus fendleri (W . 

 P. Cockerell). Solidago canadensis var. August 7 (T. D. A. Cock- 

 erell). Geiim, trifidum and Roripa nasturtium, June 29, 1902, com- 

 mon (Viereck). 



Hal ictus lerouxii St. Farg. 



One 9 , July 16 (T. D. Cockerell). 



Halictus *i in ili* Sm. 



One 9 , Dailey Canon, August 10 (T. D. A. and W. P. Cockerell). 



Haliel us >is.» nibrii Ckll. 

 One 9 , June 30, 1902 (Viereck). 



Halictus parallelus Say. 



Two % % , June 29, 1902, Potentilla (pulcherimum)'? (Viereck.) 



■ Halictus bard us Cress. 

 May 30, at flowers of Salix. One 9 (W. P. Cockerell). 



llalici us coriaceus Sm. 



May 30, at flowers of Salix (W. P. Cockerell). 



Halictus niger d. sp. — Head minutely roughened dull, dorsulum closely 

 punctured, dull, disk of metathorax quadrate, rugulose. Entirely black. 



9 Length 7.5 mm. — Clypeus convex, shining, with sparse large punctures, face 

 below antennas sparsely punctured, between the insertion of antennae is a faint 

 longitudinal raised line, front minutely roughened, dull, closely punctured to the 

 sides, behind ocelli more distinctly roughened, cheeks somewhat shining, sculp- 

 tured nearly like the front, space between posterior ocelli a litle less than space 

 between them and nearest eye margin, antennae short, joints of the flagellum 

 subequal, head covered more or less with a brownish pubescence. Dorsulum 

 closely and finely punctured, dull, impressed medially and longitudinally, an 

 indistinct longitudinal line on each side. Pleura? roughened, somewhat shining. 

 Scutellum partly shining, more sparsely punctured than dorsulum, metathorax 

 truncate, disk quadrate rugulose, posterior face satiny. Dorsulum, scutellum and 

 post-seutellum sparsely pubescent. Wings with the transverse median nervure 

 uniting with the median nervure before the basal nervure, first recurrent nervure 

 joining the cubitus a little before the second transverse cubitus, the second re- 

 current nervure joining the third cubital cell beyond the middle. Faintly fus- 

 cous, stigma pale brown, nervures darker. Legs with golden pubescence especi- 

 ally the tarsi, anterior legs palest. Abdomen shining apparently impunctate, 

 edges of the segments narrowly testaceous, dorsal segments, two, three and four, 

 obscurely hoary, more apparent, but still faint at base, apex of the abdomen with 

 golden pubescence, ventral aspect with pale hair. 



% Length 6.5 mm. — Flagellum pale brown beneath, clypeus covered with ap- 



TEANS. AM. ENT. SOC, XXIX. (8) JANUARY, 1903. 



