CONTENTS PAGE Introduction 141 Acknowledgements 144 The Army Ants (Dorylinae) 147 Tribes Cheliomyrmicini, Ecitonini, Dorylini, and Aenictini 148 Behavior Cycles of Representative Dorylines 150 Evolutionary Considerations 155 Mechanisms of Social Integration 156 Morphological Specializations 157 Types of Abdominal Petioles 158 Limuloid Dorylophiles 159 Regressive Specializations 160 The Dorylophilous Tribe Dorylomimini (Aleocharinae) : Organization, Phylogeny, and Zoogeography 161 Introduction 161 Dorylomimini of the Ethiopian Region 165 Dorylomimini of the Oriental Region 166 Dorylomimini of the New World 167 The Tribe Myrmedoniini (Aleocharinae) : Convergent Evolution of Dorylophilous Groups 170 Tribal Composition 170 The Dorylophilous Components of the Tribe 171 The Old World Dorylophilous Tribe Pygostenini (Aleocharinae) .... 174 The Neotropical Ecitophilous Tribe Ecitogastrini (Aleocharinae) .... 175 The Neotropical Ecitophilous Tribe Ecitocharini (Aleocharinae) .... 175 The Ethiopian Tribe Deremini (Aleocharinae) 176 Ecitophilous Paederinae, Staphylinidae, and Tachyporinae 176 Systematic Section 181 Genera of Dorylophilous Staphylinidae 181 Subfamily Aleocharinae 186 Key to Old World Tribes with Dorylophilous Genera 186 Key to New World Tribes with Ecitophilous Genera 186 Tribe Dorylomimini 187 139
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