UP 6 yf: 
140 
from whose report the descriptions of this, the preceding and follow¬ 
ing species are copied, when the branch on which they are situated is 
jarred, a shower of tiny drops of water-like fluid falls from these in¬ 
sects. It is possible it is identical with the European. 
Schizoneura fagi. Linn. Beech Blight. 
Black; three last segments of the abdomen, blue pruiriose; longitu¬ 
dinal vein, and a line on the middle of the inner margin, black. 
Winged females have the abdomen yellowish, with a black spot on 
the disk; legs pale. Larva, pale, with two fuscous dorsal stripes; pos¬ 
terior half of the abdomen covered with a tuft of cottony down, from 
which proceed two longer and coarser filaments. Length to tip of 
wings, 0.22 inch. 
Sohiz( litra stkobi. Fitch. Pine-tree Blight. 
.1 
“Black, pubescent, subpruinose, a dorsal row of white meal-like spots 
on the tergum; fore wings with the costal margin, the apical and two 
inner basal nerves, black. Length .20. Common on branches of the 
White Pine, giving the bark of infested trees a peculiar black appear¬ 
ance. Belongs to a nondescript genus intermediate between this and 
Lachnus. Male, female.” (Fitch). 
Schizoneura ULMi. Linn. The Elm-leaf Aphis. 
« 
\ 
. 
This species is the one so commonly seen congregated in immense 
numbers on the under side of Elm ’leaves, cupping and blistering 
them. 
Wingless female. Broadly ovate in outline and very convex. An 
tennse short, not reaching the end of the thorax; third joint longest 
equal in length to the three following; fourth, fifth and sixth abou 
equal. General color lilac brown; legs and antennae pale. No honey 
tubes. Body tipped with cottony substance. 
Winged individuals. Wings erect in repose, transparent, with rathe 
small, dark veins; stigma dusky, fusiform, rather large; their discoiba 
vein obsolete at base about half the distance to the fork. Antenna 
about half the length of the body. General color dark brown, almos 
black; legs and antennae black, wings transparent. 
. 
