Introduction 5
para．1 Theoretical 5
para．2 Notation 5
para．3 Index 6
para．4 Arrangement of the Classes 6
para．5 Mnemonic Features 7
para．6 Explanatory Notes on the Separate Classes 8
para．7 Placing New Topics 12
para．8 Practical Hints 13
list of References 14
List of Main Classes 16
Synopsis of the Scheme 17
Main Schedules 24
Table of Subdivisions 85
Local List 87
Index to Local List 96
Index of Parasites 101
General Index to the Main Schedules 119