} 
eet eee 
Bulletin of the Museum of Comparative Zoology 
AT HARVARD COLLEGE. 
Vou. XLIII. No. 6. 
REPORTS ON THE DREDGING OPERATIONS OFF THE WEST COAST OF 
CENTRAL: AMERICA TO THE GALAPAGOS, TO THE WEST COAST 
OF MEXICO, AND IN THE GULF OF CALIFORNIA, IN CHARGE OF 
ALEXANDER AGASSIZ, CARRIED ON BY THE U. S. FISH COMMIS- 
SION STEAMER “ALBATROSS,” DURING 1891, LIEUT. COMMANDER 
Z. L. TANNER, U.S. N., COMMANDING. 
XXXVII. 
REPORTS ON THE SCIENTIFIC RESULTS OF THE EXPEDITION TO THE 
EASTERN TROPICAL PACIFIC, IN CHARGE OF ALEXANDER AGASSIZ, 
BY THE U. S. FISH COMMISSION STEAMER ‘ ALBATROSS,” FROM 
« OCTOBER, 1904, TO MARCH, 1905, LIEUT. COMMANDER L. M. GARRETT, 
U.S. N.. COMMANDING. 
XIV. 
THE MOLLUSCA AND THE BRACHIOPODA. 
By Wiiiram Hearty Datu. 
WitH TWENTY-TWO PLATES. 
[Published by Permission of MarsHatn McDonatp and Grorce M. Bowers, 
U. 8. Fish Commissioners. ] 
CAMBRIDGE, MASS., U.S. A.: 
PRINTED FOR THE MUSEUM. 
Octog=R, 1908. 
Och 18 A 
