ANNALS OF The Entomological Society of America Volume XIII DECEMBER, 1920 Number 4 AN ECOLOGICAL STUDY OF HAMMOCK AND PINEY WOODS INSECTS IN FLORIDA.* Herbert L. Dozier. CONTENTS. Part I. page Introduction 326 Acknowledgments 326 Definition and description of hammock 327 Description of piney woods 331 Location and physical characteristics 332 Part II. Relation of hammock insects to their environment 339 Relation of piney woods insects to their environment 347 Part III. Annotated list of hammock and pinev woods insects 353 Bibliography " 380 PART I. PREFACE. "No one can have been long engaged in collecting insects without having noticed the remarkable diversity in the products of different years, not only in quantity, but in kinds. Each summer seems to bring its own particular species to the front, so that if a person wishes to get a moderately correct idea of the insects of any locality, it is necessary for him not only to hunt diligently all the season, but every season for a considerable length of time; and if he has from any cause missed one, he *A thesis (revised to date) presented to the faculty of the University of Florida in partial fulfillment of the requirement for the degree of Master of Science, June, 1917. 325
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