Memoirs of the Museum of Comparative Zodlogy 
AT HARVARD COLLEGE. 
Worse SAVE Nod. 
PERE OR FS 
ON THE 
feet bo OF DREDGING, 
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. 8. COAST SURVEY STEAMER “BLAKE,” 
Lieut.-Com. C. D. Siasper, U.S. N., anpD CoMMANDER J. R. Bartuertt, U.S. N., ComMANDING. 
XLIV. 
LES PENEIDES ET STENOPIDES 
PAR 
ALPHONSE MILNE EDWARDS er E. L. BOUVIER. 
[Published by permission of Caruite P. Parrerson and Orro H. Trrrmann, 
Superintendents of the U. S. Coast and Geodetic Survey.] 
Wirs Nine Puates. 
CAMBRIDGE, U. S. A.: 
Printed for the Museum. 
August, 1909. 
