Encyclopaedia of Echinodermata, in three volumes, has been carefully organised and clearly written to meet the requirements of the undergraduate, postgraduate and those involved in the various competitive examinations. The text has been designed to approach the classification, morphology, anatomy, physiology and development or all required types in a simple, lucid and straightforward manner. General characters and classification and brief description of other important types have also been dealt with complete, authentic and uptodate account. Further separate chapters on topics of significance and general interest pertaining to the Phylum have also been added to make the treatment more elaborate. Profusely illustrated the work has become very informative. The text is not only encyclopaedic in scope, but also of introductory coverage, commensurate, concise, comprehensive yet exhaustive presentation. Salient Features o Comparative Anatomy of Echinodermata o Physiology and Ecology of Echinodermata o Phylum Echinodermata