| [ CHAPTER 1. ] | THE POMPILI. |
| [ CHAPTER 2. ] | THE SCOLIAE. |
| [ CHAPTER 3. ] | A DANGEROUS DIET. |
| [ CHAPTER 4. ] | THE CETONIA-LARVA. |
| [ CHAPTER 5. ] | THE PROBLEM OF THE SCOLIAE. |
| [ CHAPTER 6. ] | THE TACHYTES. |
| [ CHAPTER 7. ] | CHANGE OF DIET. |
| [ CHAPTER 8. ] | A DIG AT THE EVOLUTIONISTS. |
| [ CHAPTER 9. ] | RATIONING ACCORDING TO SEX. |
| [ CHAPTER 10. ] | THE BEE-EATING PHILANTHUS. |
| [ CHAPTER 11. ] | THE METHOD OF THE AMMOPHILAE. |
| [ CHAPTER 12. ] | THE METHOD OF THE SCOLIAE. |
| [ CHAPTER 13. ] | THE METHOD OF THE CALICURGI. |
| [ CHAPTER 14. ] | OBJECTIONS AND REJOINDERS. |
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