188 



WALL BUTTERFLY. 



Hipparchia Megcera. 

 PLATE XXII. FIG. 3. 



Pap. Megaera, Linn. Donovan, viii. pi. 279. Orange Argus, 

 Lewin, pi. 21 Great Argus, Wilkes Wall Butterfly, 

 Harris. 



THE greater part of the anterior wings is orange- 

 yellow inclining to brown, with the hinder margin, 

 and several transverse irregular bands on the disk, 

 dark-brown ; each wing with a large ocellus towards 

 the tip, with a black iris and white pupil, sometimes 

 having a smaller one adjoining. The hinder wings are 

 dark-brown, with two transverse patches or bands 

 posteriorly, that next the margin broadest, and bear- 

 ing a row of ocelli, varying from three to five in num- 

 ber, the lateral ones frequently without a pupil. Be- 

 neath, the upper wings are pale, with the brown 

 bands faintly marked ; the ocellus, however, is large, 

 and surrounded with a brown ring; the under pair 

 nearly ash-grey, sprinkled with black points, and 

 traversed by two narrow undulating brown lines, be- 

 tween which and the hinder margin there is a curved 

 series of six ocelli, that next the anal angle being 



