6 CONTENTS. 
The colony as a whole — Continued. Page. 
Migrations 54 
General migration or dispersion 54 
Migration to food supply 54 
Concentrating migration 54 
Divisional migration 55 
Nests or natural formicaries 55 
Underground nests 1 56 
Wet-weather nests or sheds 56 
General observations 57 
Aversion to light 57 
Sense of smell 57 
Sight 57 
Healing 58 
Cannibalism 58 
Sanitation 59 
Rate of travel - 59 
Storage of food , 60 
Relations with other Arthropoda 61 
Formicidse. 61 
Coccidse and Aphididae 62 
List of Coccidae and Aphididae attended by the Argentine ant 60 
Antagonism toward other insects 66 
The Argentine ant and the boll weevil 68 
Beneficial aspects of the ant's activities 69 
Symbiotic relations 71 
Inquilines 72 
Natural control 72 
Natural enemies 72 
Insects and spiders. 
Birds 73 
Experiments with Pediculoides 73 
Experiments with fungous diseases 75 
Low temperatures 76 
Floods 76 
Methods of repression 76 
Experiments with repellents 78 
Corrosive sublimate and '"ant tapes " 80 
Experiments with fumigants and contact insecticides 81 
Experiments with poisons 84 
Control of the ant in residences 87 
Control of the ant in apiaries 88 
Control of the ant in orange groves 91 
Method of dissemination in the orange section 93 
Experiments in the orange groves 94 
Experiments with winter trap boxes 95 
Bibliography 97 
