Bulletin of the Museum of Comparative Zoology 
AT HARVARD COLLEGE. 
Von, come Vis: No. 7. 
THE OTOCYST OF DECAPOD CRUSTACEA: ITS STRUCTURE, 
: DEVELOPMENT, AND FUNCTIONS. 
By C. W. PRENTIsS. 
Wirtn Ten PLates. 
CAMBRIDGE, MASS., U.S.A.: 
PRINTED FOR THE MUSEUM. 
Jury, 1901. 
