Contents: Editor's preface, Systematic index,General introduction, Introduction to Part 1, Glossary of technical terms used in Part 1, Systematic list of the Indian spongillidae, Introduction to Part II, Glossary of technical terms used in Part II, List of the Indian hydrida, Introductions to Part III, Glossary of technical terms used in Part III, Synopsis of the classification of the polyzoa, Synopsis of the subclasses, orders, and suborders, Synopsis of the leading chaaracters of the divisions of the suborder ctenostomata, Systematic list of the Indian freshwater polyzoa, Appendix to the volume, Addenda partI, part II, part III, Alphabetical index, Explanation of plates.
