CONTENTS. 



Page 

 No. 1. — Reports ou the Dredgiug Operations off the West Coast of Central 

 America to tlie Galapagos, to the West Coast of Mexico, and in the Gulf of 

 California, in charge of Alexander Agassiz, carried on by tlie U. S. Fish 

 Commission Steamer "Albatross," during 1891, I.ieut. Commander Z. L. 

 Tanner, U. S. N., Commanding. XXIX. Hcports on the Scientific Results 

 of tlic Expedition to the Troiiical Pacific, in charge of Alexander Agassiz, 

 on tlie U. S. Fish Commission Steamer " Alhaiross," from August, 1899, 

 to March, 1900, Commander Jefferson T. Moser, U. S. N., Commanding. 

 VI. Reports on the Cephalopoda. By William E. Hoyle. (12 plates.) 

 March, 1904 1 



No. '2. — Reports on the Dredging Operations off the West Coast of Central 

 America to tlie 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 

 Commission Steamer "Albatross," during 1891, Lieut. Commander Z. L. 

 Tanner, U. S. N., Commanding. XXXIII. Stein-uud Ilydro-Korallen. 

 Von Emil von Marenzeller. (3 plates.) August, 1904 73 



No. 3. — 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 

 Commission Steamer "Albatross," during 1891, Lieut. Commander Z. L. 

 Tanner, U. S. N., Commanding. XXXIV. Lagisca irritaus, sp. nov., ein 

 Symbiont von Hydrokorallen. Von Emil von Mahknzeller. (1 plate.) 

 August, 1904 89 



No. 4. — Reports on the Results of Dredging, under the Supervision of 

 Alexander Agassiz, in the Gulf of Mexico and tlie Caribbean Sea, and 

 on tlie East Coast of the United States, 1877 to 1880, by the U. S. Coast 

 Survey Steamer " Blake," Lieut. Commander C. D. Sigsbee, I'. S. N., 

 and Commander J. R. Bartlett, U. S. N., Commanding. XLII. Westindische 

 Polychaeten. Von Hermann Augeneh. (8 plates.) May, 1906 . . 89 bis 



No. 5. — Reports on the Results of Dredging, under the Supervision of 

 Alexander Agassiz, in the Gulf of Mexico and the Caribbean Sea, and on the 

 East Coast of tlie United States, 1877 to 1880, by the U. S. Coast Survey 

 Steamer " Blake," Lieut. Commander C. D. Sigsbee, U. S. N., and Com- 

 mander J. R. Bartlett, U. S. N., Commanding. XLIII. Eineueue Myzostonia- 

 Art. Von Auolst Reiciiensperoer 197 



