By the same Author. 



A HISTORY OF THE BRITISH ZOOPHYTES. 



THE WORK IS ILLUSTRATED BY A FIGURE OF EVERY SPECIES, 



ENGRAVED ON 74 COPPERS AND 87 WOOD BLOCKS. 



" A more standard history of this science, in our own language, may be found in 

 'Johnston's British Zoophytes,' a work distinguished for its literary as well as 

 scientific excellence." Dana's History of Zoophytes. 



" It affords us great pleasure to announce the publication of this improved edition 

 of Dr. Johnston's standard work on British Zoophytes." Professor Jameson's 

 Journal. 



" The present volumes are a second edition, and we should not have given them 

 so extended a notice had they not appeared in an almost entirely new form. The 

 work now constitutes one of Van Voorst's beautiful Series illustrative of British 

 Natural History." Athenaeum. 



IN 2 VOLS. 8vo., 21. 2s., OR ON LARGE PAPER, ROYAL 8vo., 41. 4s. 



