1897.] NATURAL SCIENCES OF PHILADELPHIA. 351 



Hab.— Santa Fe, N. M. ; females; July 27, 1895, at flowers of 

 Sphceralcea angustifolia ; Aug. 5, Aug. 14, Aug. 14, July 25 on 

 Sphceralcea angustifolia ; Aug. 19, 1894. Males: Aug., 1894; July 

 27, at flowers of Sphceralcea angustifolia; Aug. 5, July 30, burrow- 

 ing in damp soil, I saw it enter, and dug it out from end of burrow. 

 Andrena kincaidii n. sp. 



9 14 mm. long, black ; head and thorax with short, dense, ochra- 

 ceous pubescence; abdominal segments 2 to 4 with more or less 

 broadly interrupted apical bands of pale ochraceous pubescence ; 

 apex densely fringed with orange-rufous pubescence. Femora black, 

 tibice and tarsi wholly ferruginous. Process of labrum truncate, 

 subemarginate. Clypeus with rather large, not very dense punctures, 

 and a median smooth longitudinal ridge or line. Mesothorax and 

 scutellum distinctly but not very densely punctured, the punctures 

 unevenly distributed ; basal area of metathorax rugose, ill-defined ; 

 abdomen distinctly and quite closely, though not deeply, punctured. 

 Antenna? wholly black. Tegula? rather dark testaceous. Wings 

 strongly tinged with yellowish-ferruginous, the apical portion gray- 

 ish, and the apex conspicuously blackish; nervures and stigma ferru- 

 ginous. Mandibles notched at end. 



$. About 11 mm. long, more slender, pubescence paler, some- 

 times becoming whitish, no bands on abdomen ; clypeus lemon-yelloiv 

 ivith hvo black spots ; antenna? wholly dark ; tibia? and tarsi all fer- 

 ruginous as in the 9 • Hind-margins of abdominal segments becom- 

 ing testaceous. 



Hab. — Olympia, "Wash., very numerous specimens of both sexes 

 sent by Mr. Kincaid. The dates for the females run from May 9 

 to June 29, for the males from May 25 to June 12. It is a very 

 distinct species, at once known by the characters italicized. Rarely 

 the 9 exhibits a yellow spot on the clypeus, in the median line not 

 far from the anterior margin. 

 Andrena saliciflaris n. sp. 



9 • About 11 mm. long, black, the pubescence brownish-ochra- 

 ceous. Head ordinary, face broad, facial quadrangle broader than 

 long, pubescence of face fairly abundant ; clypeus shining, but 

 strongly and rather closely punctured, with a rather strawberry-like 

 surface ; basal process of labrum rounded ; antenna? black ; vertex 

 with close shallow punctures, the surface minutely roughened ; 

 mesothorax dull, with tolerably close strong and very large punc- 

 tures, median and parapoidal grooves distinct ; scutellum with large 



