The Hymenoptera

Machine derived contents note: 1. Introducing the Hymenoptera

2. The Biology of the Hymenoptera

3. Economic Importance of Hymenoptera

4. Collecting and Studying Hymenoptera

5. Classification and the Hymenoptera

6. The Evolution of the Order

7. The Structure of Hymenoptera

8. Key to Superfamilies Occurring in Britain

9. Symphyta

10. Apocrita

11. The Parasitoid Families

12. Chalcidoidea

13. The Aculeate Aprocritans.