; 
DMOLOGICAL NEWS. 275 
hile I have secured a number of my species on 
indows and vine-clad walls of buildings) I have had 
yd a algal 
i to lights. I have secured all my life histories 
Seiwenstable culturesyin which they breed in great 
re The past year two new life histories have been 
ind, one of which proves to be that of a new species. A 
t of specimens collected between March 20 and June 20 
re be identified as Ps. schisura Kin. Their wing length 
jes from 1.8 mm. to 28 mm., and they all have the black 
tufts at the tip of the veins and the alternate black and white 
n ark ngs which give the wings a mottled appearance. A few 
sp collected between April 18 and May 24 have been 
: das Ps. cinera Bks. This species has also been found 
air!  tahelepel aaa Banta,* 
een eeeers over the entize range from the At 
zt 
ee 
Hit 
| 
_ Early in the spring of 1907 I collected a quantity of dry 
_ weeds and grass, and also some green grass and curly-dock 
ves, which were put into two large square glass jars, covered 
and placed in the insectary to thoroughly ferment. 
ort time mosquitoes appropriated the jars for their use. 
ee ee oo 
ed, and glass covers placed over the jars for a time. 
ater tf Site ceescwed ottd early in June adult Prycho- 
ds were found in one of the jars. The cover was replaced on 
this jar and a large brood of adults appeared on the 13th of 
5 oe This jar was fairly teeming with them, while the other, 
which stood by its side, contained none at all. The first brood 
of va and pupx escaped my observation, but on the 15th 
Jul a second brood of larve appeared, when the jar was 
_femoved to my laboratory and daily observations made on the 
habit: of the larve, pupe and adults. After the first adults 
«k : found in the jar, it was kept covered except when speci- 
were being removed. In this way five broods were reared 
the summer. The adults of the first brood appearing 
June 13-20, the second July 17-20, the third August 8-12, the 
* Carnegie Institute of Washington, publication No. 67, p. 84. 
