72 
Psyche 
[June 
flattened. Wings : The wings are greyish hyaline. There 
is a minute stub near the base of the anterior branch of 
the third vein. First posterior cell a little narrowed, 
marginal cell widely open, fourth posterior cell and anal 
cell each closed with a long stalk. Alula well developed, 
ending at the apex of the anal cell. Alula large. Abdomen : 
The abdomen is black, dully shining, wider than the 
thorax, widest on the third segment, the posterior third 
of each tergite or a little less is densely clay colored pol- 
linose and nearly the same shade as the mesonotum. The 
pollen extends completely and widely over all the lateral 
margins except for a narrow triangle at the base of the 
second segment. Pile scanty, flat appressed and brassy. 
Sides of first tergite with a patch of weak, yellow bristles 
and other pile. Middles of lateral margins of second tergite 
with a transverse row of 7 or 8 short and more stout, 
pale bristles. Third tergite with 5 such bristles; fourth 
with 4, fifth and sixth tergites with 2 such bristles. The 
minute ninth segment is dull black; seventh and eighth 
segments quite short. 
Type. Female; Tracy, California, San Jouquin County, 
June 13, 1949, J. W. McSwain collector. Type in the col- 
lection of the University of California. 
Laphystia annulata, new species 
A small species which traces to Laphystia confusa. It 
is characterized by the dense, silvery grey pollen, the 
black antenna, the pale yellow femora and tibiae, the 
latter being quite narrowly black at the apex. Length 
9 mm. 
Male. Head : The head is black, everywhere silvery 
white pollinose with long, dense, silvery white, fine hairs 
on face, front, occiput, vertex and ocellarium. Upper 
corners of the vertex with 6 or 7 white bristles on each 
side. Proboscis shining black. Antenna black, its pile 
white. Thorax : The thorax is black, densely greyish 
pollinose on the pleuron, changing on the upper meso- 
pleuron to a faint yellowish hue. Pollen of mesonotum 
faintly yellowish, the pile minute, appressed and pale 
brassy yellow, except for a collar of nearly erect, longer, 
