378 
NEW NORTH AMERICAN BEES 
jjartly almost polished, metanotum hairy and sculptured like the dorsulum 
except that the sculpture is denser and the hairs are as long as on the scutel, 
tegulae pale stramineous, shining, delicately reticulated, wing base mostly 
pale stramineous, subcosta blackish, stigma pale brownish stramineous, first 
recurrent vein received by the second submarginal cell beyond the middle and 
a little nearer to the second transverse cubitus than the first transverse cubitus 
is to the stigma on the radial vein. Nervulus nearly interstitial, forming 
an acute angle with the first abscissa of the discoidal vein, membrane 
uniformly rather deeply tinged with brown, legs dark brown excepting 
the tarsi which are rather brownish stramineous, hind tarsi pale stra- 
mineous, legs covered with pale golden hairs, hind metatarsi at most 
hardly wider than mid metatarsi and nearly half as wide as hind tibiae at apex 
of the latter; propodeum with its enclosure poorly defined, with irregular 
rugae on basal half, finely reticulated on apical half, rounded off at apex, rest 
of upper face sculptured much like the mesopleura and covered with pale 
ochreous hair, propodeal pleura sculptured much like the mesopleura, the 
sculpture better defined, propodeal scopa pale, abdomen with its tergum 
shining, ahnost polished, finely reticulated and indistinctly punctured, the 
punctures mostly three or four puncture widths apart, first and second tergites 
with erect pale ochreous hairs, second and third tergites with pale ochreous 
appressed hairs, second tergite with its elevated portion down the middle: 
depressed portion :: 22: 11, third and fourth tergites with pale ochreous ap- 
pressed hairs on the elevated portion, fifth tergite with its basal blackish 
portion covered with poorly defined punctures that are as many as six or more 
puncture widths apart, rest of fifth tergite and apical margin of sixth tergite 
with a stramineous margin, anal process broad, almost parallel-sided and 
slightly emarginate at apex, tergum with rather inconspicuous hairs and with- 
out apical hair bands, hair at apex of abdomen of a golden hue. 
Other locality. — Potomac Run, Virginia, May 30, 1916, at 
flowers of Apocynum medium. (W. L. McAtee.) 
Andrena (Andrena) elongatula new species 
Type. — No. 4056, The Academy of Natural Sciences of Phila- 
delphia. Type locality. — Southern California. (H. K. Morri- 
son.) 
Has characters in common with A. (A.) siibaustralis Cockerell. 
Male. — Length 12 mm.; body black, mostly covered with whitish hair; 
head with its facial line : transfacial line :: 48: 83, axial line : temporal line :: 
38:24, temples produced, trapezoidal, the angle apparently opposite middle 
of eye, malar line : joint 3 of antennae :: 1:9, elevated portion of malar space 
virtually wanting, head covered with whitish hairs except along the inner eye 
margin, upper eye margin, and outer eye margin above middle of temples and 
on upper half of front where the hairs are black or blackish or dark brown, 
front indistinctly punctured, dullish, finely longitudinally striate except for 
the narrow fovea along the upper half of the inner eye margin, ocellocular 
fine : ocelloccipital line :: 19: 7, face shiny, distinctly punctured, its punctures 
from adjoining to three or four puncture widths apart, clypeus slightly convex 
