BIOGRAPHICAL INDEX. 



Adams, Arthur. (A. Ad.). A distinguished English student 

 and writer. One of the authors of the celebrated work on the 

 " Genera of Recent Mollusca," published about thirty years ago. 



Adams, Prof. Charles B. (C. B. Ad.). 1814-1853. Professor 

 of Natural History in Amherst College, Mass. He was an extraor- 

 dinary worker, and collected the very fine cabinet of shells still 

 preserved at that college. He wrote chiefly on the shells of 

 Panama, which region he carefully explored. 



Baird, Dr. W. An English naturalist of recent times. 



BiNXEY, Amos. Born in Boston 1803 ; died in Rome, whither 

 he had gone for his health, 1847. He was a successful merchant, 

 and an ardent lover of nature. He wrote chiefly on the Land 

 Shells of the U. S. He left money for the publication and distri- 

 bution of his unfinished books on the same, which were completed 

 by Dr. Gould. 



BiNNEY, W. G. (W. G. B.). Son of the above, and one of the 

 leading conchologists of the present time. He has supplemented 

 his father's work, and is the author of the volume on "American 

 Land Shells," recently published at Washington, -D. C. 



Bland, Thomas. A naturalist of New York, who has given 

 much attention to species of laud mollusks. 



Broderip, Wm. J. (Brod.). An English naturalist, born in 

 Bristol, 1817. He published several popular works on zoology, 

 from 1847 to 1857. 



Carpenter, Philip P. (Cpr.). A ver}- distinguished English 

 conchologist, who spent considerable time in America. He studied 

 the shells of the West Coast, and made careful reports to the Brit- 

 ish Association, one of which was reprinted by the Smithsonian 

 Institution in 1872. He died soon after its publication. 



Chemnitz, (Chem.). A German naturalist of the last century. 



Conrad, Timothy A. Born in New Jersey, 1803. A distin- 

 guished writer upon recent and fossil shells. 



Cooper, Dr. J. G. A noted California conchologist and writer, 

 who has made a particular study of the land mollusks. He resides 

 at Havwards, Cal. 



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