Memoirs of the Museum of Comparative Kodlogy 
AT HARVARD COLLEGE. 
VoL. XXVIII. No. 1. 
REPORTS 
ON THE 
hee Lis OF DREDGING, 
UNDER THE SUPERVISION OF 
ALEXANDER AGASSIZ, 
IN THE GULF OF MEXICO (1877-78), IN THE CARIBBEAN SEA (1878-79), AND 
ALONG THE ATLANTIC COAST OF THE UNITED STATES (1880), 
BY THE 
U. S. COAST SURVEY STEAMER “ BLAKE,” 
Lievt.-Com. C. D. Siessrn, U.S. N., anp CommanpDER J. R. Bartiert, U. S. N., Commanpine. 
9.9.4.8 
LES DROMIACES ET OXYSTOMES 
PAR 
ALPHONSE MILNE EDWARDS er E. L. BOUVIER. 
[Published by permission of CariiLe P. Parrerson and Orro H. Tirtmany, . 
Superintendents of the U. S. Coast and Geodetic Survey. ] 
J 
Wits Twenty-Five Puates. 
CAMBRIDGE, U.S.A.: 
Printed for the Museum. 
APRIL, 1902. 
