180 
ARPIDEA CHORIN.EA. 
PLATE XXIII. 
Pap. Cliorinseus, Fair Pap. Arcesilaus, Cramer , PI. 294, 
fig. A, B (male), fig. C, D (fern.) ; Stoll's Supp. PI. (?, fig. 
I (caterpillar), fig. 1, A (chrysalis). — Satyrus Chorinacos, 
Godart. 
Finding it impossible to include this insect, owing 
to its remarkable form, in any of the genera hither- 
to proposed, we have been under the necessity of 
assigning it a new name. Many of its characters 
seem to be quite peculiar both in the perfect and 
preparatory states. The species which makes the 
nearest approach to it is Satyrus P/iiloctetes, but the 
differences are considerable, as will be seen by 
comparing the adjoining figure with that insect. 
The costal line of the upper wings is very much 
arched, and the hinder margin is strongly falcate. 
The external edge of the under wings is likewise 
falcate posteriorly, and the anal angle is a little pro- 
duced ; the line from that point runs somewhat 
obliquely nearly to the middle of the hinder edge 
of the wing, where there is a broad obtuse oblique 
