ILLUSTRATED CATALOGUE 



MUSEUM OF COMPARATIVE ZOOLOGY, 



AT HARVARD COLLEGE. 



No. IV. 



DEEP-SEA CORALS 



L. F. DE POURTALES, 



ASSISTANT U. S. COAST SURVEY. 



Published by permission, of the Superintoident of the U. S. Coast Survey. 



CAMBRIDGE: 



PRINTED FOR THE MUSEUM OF COMPARATIVE ZOOLOGY. 

 1871. 



