Memoir 58 
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1, Mature third-instar larva. 
enclosing pupa. 5, First-instar larva. 
es 
ON 
CHRYSOPA CHI 
2, Second-instar larva. 
PLate LXXXII 
3, Normal egg. 4, Cocoon 
6, Head and prothorax of adult showing 
markings. 7, Series from specimens of inter-antennal markings to show gradation 
from X to Y: 71, a typical X, or C. chi; 72, the sub- and supra-antennal dots are 
fused with the inter-antennal mark; 73, the separation of these dots has begun; 
74, the supra-antennal dots have separated and the sub-antennal dots have re- 
tained only a small connection; 75, 
nected; 76, a typical Y, or upsilon, variety 
(All x about 1034) 
the sub-antennal dots have become discon- 
