Umoirs of ilje Museum of Comnaratibe Zoology 



AT HARVARD COLLEGE. 



Vol. XXVI. No. 3. 



REPORTS ON THE SCIENTIFIC RESULTS OF THE EXPEDITION TO THE 

 TROPICAL PACIFIC, IN CHARGE OF ALEXANDER AGASSIZ, BY THE 

 U. S. FISH COMMISSION STEAMER " ALBATROSS," FROM AUGUST, 

 1899, TO MARCH, 1900, COMMANDER JEFFERSON F. MOSER, U. S. N., 

 COMMANDING. 



III. 



MEDUSA 



BY 



ALEXANDER AGASSIZ and ALFRED GOLDSBOROUGH MAYER. 



WITH THIRTEEN PLATES, AND A CHART OF THE ROUTE. 



[Published by permission of Gbouge M. Bowbhs, U. S. Commissioner of Fish aud Fisheries.] 



CAMBRIDGE, U. S. A. : 



$rintcb for tfje IHusntm. 



January, 1902. 



