30 
NEUROPTEROUS INSECTS. 
of the base of the superior wings as long as the 
width of the thorax; a larger, triangular, fuscous 
spot at the base of the inferior wings, a little longer 
than that of the upper wing ; anal membrane white; 
abdomen with a dorsal and lateral edge ; anal pro- 
cesses somewhat linear, a little arcuated, not nar- 
rowed at base, minutely denticulated towards the 
tip, which is acute ; inferior process nearly as long 
as the others. 
Length one inch and two-fifths. 
I have not seen the female. From Dr. Harris. 
19 . L. cynosura. Posterior wings with a small 
fuscous spot at base ; anal processes excurved. 
Inhabits Massachusetts. 
J Body brownish; head with a black line be- 
tween the antennae ; tubercle above the antenna; 
large; eyes in contact above by a curved line; 
pleura pale greenish, a yellowish band beneath the 
anterior wings ; wings hyaline ; anteriors immacu- 
late ; about six costal cellules between the middle 
and the stigma, which is dull yellowish ; posterior 
pair with the basal, costal, and subcostal cellules 
fuscous, and an irregular fuscous spot between 
them and the anal angle ; anal membrane white ; 
abdomen with a dorsal and lateral edge ; on each 
side, near the base, a yellow spot, beyond which is 
a honey-yellow vitta; anal processes longer than 
the caudal and ultimate segment of the abdomen 
together, a little dilated and curved outwards 
towards the tip, which is rounded, abruptly nar- 
rowed beneath towards the base; inferior process 
two-thirds the length of the superior ones. 
