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INTRODUCTION. 
N. Larvae terricolsB. Agrotis snffusa. 
0 largo-striata*. 
P. obliquo- striata?. Phhgopkera meticulosa. 
Q arcto-striata?. Leucania comma. 
1< scutollatcc. Cerastis vaccinii. 
S ocliroccpliakc. Xanthea citrago. 
T la wield®. 
V furtivsB, Apamaa laimncula. 
W. curvilineatie. HdinHUs Ononis. 
X ciliatco. Cutocola Fraxini. 
V pseudo-geometric®. Abrostola irip'asia. 
0. Larvae with T wclve Feet. 
Z semigeoraetr®. Plasia Fesiucce. 
A. A . ... ecrpenfciuae. Ophiusa tunaris. 
In lilce manner tlie Geometras arc thus divided : — • 
1. Larva? with Twelve Feet. 
A. Lame scminoctuales. EUopia marguritaria. 
B stoloniforme8. Geometra cythisaria. 
C corticinsB. Amj hidasis hhtaria. 
D. pcduncularcs. Boarmia roboraria. 
E. ...... mirculiforrnca. 
F ramiformes. Fnnmnas oliiana. 
G striata?. Hylernia defoliuria. 
II strigihatse. Culcra penaularia. 
1 rigid®. Gnophos p illata. 
K noctuiformcs. Acidalia rhamnata. 
L rugosffl. Lareniia bipundata. 
M squamos®. Cidaria fulvata . 
N signat®. Zt rene adustaia. 
O punctata?. Jdcea dealbuta. 
F filiformes. pelljnia vibicaria. 
Dr. Horsfield bad conceived a method of arrange- 
ment similar to the above, and began to act on it 
