PLATE XXXI. —Ergolis Merione. 
The Castor Butterfly. 
Fig. 1. Egg, seen from above, x 18. 
,, 2. ,, lateral view, x 18. 
,, 3. Young larva, dorsal view. 
,, 4. Full-grown larva, dorsal view. 
,, 5. Second and third abdominal segments of larva. 
,, 6. Section of third abdominal segment to show arrangement of 
processes. 
„ 7. A single process. 
,, . 8 Chrysalis, dorsal view. 
, f 9. Imago, female, dorsal view, 
,,10. ,, ,, ventral „ 
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