LIST OF ILLUSTRATIONS IN TEXT 



FIG. PAGE 



1. Egg of Basilarchia disippus, magnified 3 



2. Egg of Basilarchia disippus, natural size ... .3 



3. Egg of Papilio turnus, enlarged 4 



4. Egg of Anosia plexippus, magnified 4 



5. Egg of Anosia plexippus, natural size 4 



6. Egg of Anthocharis genutia, magnified 4 



7. Egg of Lycsena pseudargiolus, magnified 4 



8. Egg of Melitsea phaeton, magnified 4 



9. Micropyle of egg of Pieris oleracea, magnified ... 5 



10. Eggs of Grapta comma, magnified 5 



n. Eggs of Vanessa antiopa, magnified 5 



12. Caterpillar of Papilio philenor 6 



13. Head of caterpillar of Papilio asterias, magnified ... 6 



14. Head of caterpillar of Anosia plexippus, magnified . . 6 



15. Head of caterpillar of Anosia plexippus, side view, 



enlarged 7 



16. Caterpillar of Anosia plexippus, natural size .... 7 



17. Fore leg of caterpillar of Vanessa antiopa, enlarged . . 7 



1 8. Anterior segments of caterpillar of A. plexippus . . 7 



19. Proleg of caterpillar of Vanessa antiopa, enlarged . . 7 



20. Caterpillar of Basilarchia disippus 8 



21. Early stages of goatweed butterfly 9 



22. Head of caterpillar of Papilio troilus 9 



23. Caterpillar of milkweed butterfly changing into 



chrysalis 1 1 



24. Chrysalis of milkweed butterfly 12 



25. Chrysalis of Papilio philenor 12 



26. Caterpillar and chrysalis of Pieris protodice .... 12 



27. Chrysalis of Pieris oleracea 13 



xiii 



