PLATE VIII. 
A. — Capitophorus shepardiae, cornicle of alate form. 
B. — Capitophorus shepardiae, head of alate form. 
C. — Capitophorus shepardiae, cauda of alate form. 
D. — Anomalaphis comperi, apterous form. 
E. — Anomalaphis comperi, antenna of apterous form. 
F. — Anomalaphis comperi, wings. 
G. — Cervaphis schoutedeniae, extremity of abdomen, 
H. — Illinoia liriodendri, head of alate form. 
I. — Illinoia liriodendri, cornicle of alate form. 
J. — Illinoia liriodendri, cauda of alate form. 
K. — Myzus cerasi, head of apterous form. 
L. — Myzus cerasi, cauda of apterous form. 
M. — Myzus cerasi, cornicle of alate form. 
N. — Phorodon humuli, head of apterous form. 
0. — Phorodon humuli, cauda of apterous form. 
P. — Phorodon humuli, cornicle of apterous form. 
Q. — Phorodon humuli, head of alate form. 
P. — Macrosiphonella sanborni, head of alate form. 
S. — Macrosiphonella sanborni, cornicle of alate form. 
T. — Macrosiphonella sanborni, cauda of alate form. 
U. — Macrosiphum rosae, head of alate form. 
V. — Macrosiphum rosae, cauda of alate form. 
W. — Macrosiphum rosae, cornicle of alate form. 
X. — Myzus persicae, head of apterous form. 
Y. — Myzus persicae, cornicle of alate form. 
Z. — Myzus persicae, cauda of alate form. 
AA. — Microparsus variabilis, cauda of alate form. 
BB. — Microparsus variabilis, wings. 
CC. — Microparsus variabilis, cornicle of alate form. 
DD. — Microparsus variabilis, head of alate form. 
EE. — Idiopterus nephrolepidis, cornicle of alate form. 
FF. — Idiopterus nephrolepidis, fore wing. 
GG. — Idiopterus nephrolepidis, head of alate form. 
HH. — Idiopterus nephrolepidis, cauda of alate form. 
II. — Pentalonia nigronervosa, head of apterous form. 
JJ. — Pentalonia nigronervosa, wings. 
KK. — Pentalonia nigronervosa, cauda of alate form. 
LL. — Pentalonia nigronervosa, head of alate form. 
MM. — Pentalonia nigronervosa, cornicle of alate form. 
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