9. Section of sucker of ditto, magnified.
10. Papillæ on end of do. magnified.
11. Portion of Eye of Butterfly, magnified.
12. Antenna of Fritillary, magnified.
13. — Swallow-tailed B. magnified.
14. — Skipper B. magnified.
15. Base of Antenna, magnified.
16. Arrangement of Scales on Wing, magnified.
17. Plumed Scale, magnified.
18. Long form of ditto, magnified.