X. LIST OF AUTHORS. 



Jeffreys, J. Gwyn. Observations on the Bathymetrical and 

 Geographical distribution of Marine invertebrate 

 Animals, . . . . . .26 



Leidy, Jos. Report of Conservator, . (Appendix) 23 



Morch, Dr. 0. A. L. On the various principles of Zoologi- 

 cal Classification, . . . . .114 



O'Shaughnessy, Arthur W. E. On Green Oysters, . 133 



Parker, C. F. Report of Librarian, . (Appendix) 26 



Pease, W. H. Descriptionsof Marine Gasteropodse inhabit- 

 ing Polynesia, ..... 211 



Descriptions of new species of Land Shells inhabiting 

 Polynesia, . . . . . .223 



Notes on the Remarks of Dr. P. P. Carpenter (published 

 in Proc. Zool. Soc. Lond., 1865) on certain species 

 of Marine Gasteropoda, named by W. Harper Pease, 231 



Descriptionsof sixty-five new species of Marine Gaste- 

 ropodae, inhabiting Polynesia. . . . 271 



Report of Publication Committee, . . (Appendix) 39 



Roberts, S. R. Recorder's Report, . (Appendix) 17 



Thomson, John H. Description of a new species of Mon- 



tacuta, . . . . • .33 



Tryon, G. W., Jr. Monograph of the Terrestrial Mollusca 



of the United States, . . 34, 155, 298 



Notices and Review of new works, . 82, 195, 242, 325 



