GUIDE 



TO THE 



COEAL GALLEKY 



(PROTOZOA, PORIFERA OR SPONGES, HYDROZOA, 

 AND ANTHOZOA), 



THE DEPARTMENT OE ZOOLOGY, 



BRITISH MUSEUM (NATURAL HISTORY). 



CROMWELL ROAD, LONDON, S.W. 



WITH NUMEROUS ILLUSTRATIONS. 



PRINTED BY ORDER OF THE TRUSTEES. 



1902. 



{All rights resfirved.) 



PRICE ONE SHILLING. 



