3\^\ 



Bulletin of the Museum of Comparative Zoology 



AT HARVARD COLLEGE. 



Vol. LIL No. 4. 



THE FOSSIL CETACEAN, DORUDON SERRATUS GIBBES. 



By Frederick W. True. 



With Three Platks. 



CAMBRIDGE, MASS., U.S.A.: 



PRINTED FOR THE MUSEUM. 



September, 1908. 



