CONTENTS. 



Page 



Author's Preface vii 



Glossary ix 



Systematic Index xvii 



Part I. — Introduction 1 



External Structure 2 



Internal Structure 9 



The Alimentary Canal 10 



The Nervous System 14 



The Circulatory System 15 



The Respiratory System 16 



The Organs of Reproduction 18 



The Organs of Sense 21 



Coloration 28 



Mimicry and Protective Resemblance 28 



Metamorphosis . 30 



Phylogeny 34 



Classification 37 



Table of Suborders 48 



Adephaga 49 



Polycerata (Polymorpha or Polyphaga) 70 



Lamellicomia 201 



Table of Divisions 48 



Staphylinoidea 71 



Clavieornia .... 95 



Serricornia (including Malacodermata) 131 



Heteromera 155 



Phytophaga (including Lonyicornia) 176 



Phynchophora 189 



a2 



