CONTENTS.
| FIRST PART. | |||||||
| GENERAL INTRODUCTION— | PAGE | ||||||
| I. | Anatomical Section (§§ 1-140), | i | |||||
| Chapter | I. | The Unicellular Organism, | i | ||||
| " | II. | The Central Capsule, | xxiv | ||||
| " | III. | The Extracapsulum, | li | ||||
| " | IV. | The Skeleton, | lxviii | ||||
| II. | Biogenetical Section (§§ 141-200), | xciii | |||||
| Chapter | V. | Ontogeny (Individual Development), | xciii | ||||
| " | VI. | Phylogeny (Genealogical Development), | ci | ||||
| III. | Physiological Section (§§ 201-225), | cxxviii | |||||
| Chapter | VII. | Vegetative Functions, | cxxviii | ||||
| " | VIII. | Animal Functions, | cxl | ||||
| IV. | Chorological Section (§§ 226-250), | cxlvi | |||||
| Chapter | IX. | Geographical Distribution, | cxlvi | ||||
| " | X. | Geological Distribution, | clxiv | ||||
| V. | Bibliographical Section (§§ 251-254), | clxxvi | |||||
| SYSTEMATIC PART, | 1 | ||||||
| I. | Subclass PORULOSA, | 6 | |||||
| Legion I. SPUMELLARIA vel PERIPYLEA, | 6 | ||||||
| Order | 1. | Colloidea, | 10 | ||||
| " | 2. | Beloidea, | 28 | ||||
| " | 3. | Sphæroidea, | 50 | ||||
| " | 4. | Prunoidea, | 284 | ||||
| " | 5. | Discoidea, | 402 | ||||
| " | 6. | Larcoidea, | 599 | ||||
| Legion II. ACANTHARIA vel ACTIPYLEA, | 716 | ||||||
| Order | 7. | Actinelida, | 728 | ||||
| " | 8. | Acanthonida, | 740 | ||||
| " | 9. | Sphærophracta, | 795 | ||||
| " | 10. | Prunophracta, | 859 | ||||
