CONTENTS 



Page 



Foreword I'l 



I. Introduction i 



Historical 2 



Methods 4 



Future work 5 



Illustrations 7 



II. Species of cockroaches 7 



III. Ecological relationships I4 



Cave habitats i6 



Cavernicolous cockroaches I7 



Cockroaches from burrows 23 



Desert habitats 25 



Desert cockroaches 27 



Aquatic habitats 30 



Amphibious cockroaches 31 



Outdoor habitats 33 



Cockroaches from outdoor habitats 35 



Structural habitats 70 



Land-based structures Ti 



Cockroaches associated with land-based structures 74 



Ships 82 



Cockroaches associated with ships 85 



Aircraft 87 



Cockroaches associated with aircraft 88 



IV. Classification of the associations 91 



V. Mutualism 96 



Bacteroids 9^ 



Cockroaches in which bacteroids have been found 99 



Bacteria 100 



Protozoa loi 



VI. Viruses associated with cockroaches 103 



VII. Bacteria associated with cockroaches 104 



VIII. Fungi and yeasts 127 



Fungi associated with cockroaches 129 



IX. Higher plants associated with cockroaches I39 



Damage to plants by cockroaches 162 



X. Protozoa associated with cockroaches 166 



XL Helminths associated with cockroaches IQO 



Helminths for which cockroaches serve as primary hosts 192 



Helminths for which cockroaches serve as intermediate hosts . . 203 



Helminths whose eggs have been carried by cockroaches 208 



XII. Arthropoda associated with cockroaches 210 



Arachnida 211 



Chilopoda 223 



V 



