1916.] NATURAL SCIENCES OF PHILADELPHIA. 599 



bles typical, robust, not quite extending to the outer edge of the 

 labrum, with their basal half black, apical half mostly dark reddish, 

 palpi slender, nearly typical; thorax covered with pale ochreous, 

 almost whitish hairs, dorsulum shining, partly indistinctly reticulated, 

 partly polished, punctured, the {junctures from two to five puncture 

 widths apart, notauli represented by an impressed line, scutel with 

 its anterior half mostly shining almost polished and punctured some- 

 what like the dorsulum, its posterior half mostly dullish and finely 

 reticulated in addition to being punctured like the anterior half, 

 metanotum sculptured somewhat like the posterior half of the scutel, 

 tegulie blackish, wing base partly blackish, subcosta and lower edge 

 of stigma blackish, stigma dark reddish brown, stramineous, rest 

 of veins and membrane dull brownish stramineous, first recurrent 

 vein received by the second submarginal cell before the middle and 

 not as near to the first transverse cubitus as the latter is to the 

 stigma on the radius, nervulus received by the median cell, nearly 

 interstitial and forming an acute angle with the second abscissa 

 of the median vein, legs black, tarsi and claws mostly brownish, 

 legs Covered with pale ochreous hairs, mid metatarsi distinctly wider 

 than hind metatarsi, scopa rather compact, nearly obscuring the 

 tibia, lower edge with nearly whitish hairs, base of scopa with pale 

 brownish hairs; propodeum with its enclosure finely reticulate and 

 with a median, longitudinal raised line, rest of superior aspect of 

 propodeum with a coarse network in addition to indistinct fine 

 reticulation, propodeal pleurae with very fine reticulations, almost 

 polished, and partly with sparse punctures; abdomen shining, in- 

 distinctly punctured and reticulated, second tergite depressed more 

 than one-third but less than one-half, tergum with dark brownish 

 appressed hairs, and three white hair bands the first of which is 

 interrupted in the middle, fimbria whitish at base pale seal-brown 

 beyond the middle, pygidium convex, black, finely but indefinitely 

 sculptured, nearly pointed at apex without apparent impressed 

 lateral lines. 



Andrena fScrapter) alamonis new species. 



Type. — No. 4,029. The Academy of Natural Sciences of Phila- 

 delphia. 



Type Locality. — Alamogordo, New Mexico, April 16, 1902 (H. L. 

 Viereck). Related to A. (S.) imitatrix Cresson. 



Female. — Length 10 mm.; body black, covered with whitish hairs; 

 head with its facial line : transfacial line :: 60 : 74, axial line : tem- 

 poral line :: 32 : 19, black, its pubescence whitish except along 



