CONTENTS 



Page 



Acknowledgments 3 



Introduction 3 



Bibliography 6 



Section 1 — Insect assemblages on plants 6 



Section II — Principal works of Charles Robertson 21 



Section III — General references to phytophagous insects 22 



Section IV — Phytophagous food habits of insect orders 26 



Index to plant genera and common names 32 



Prepared by Entomology Research Division 



Agricultural Research Service 



United States Department of Agriculture 



