A fine collection of named shells, 



from l'£00 to IJfOO species, 

 many varieties, 



and over 8000 specimens. 



For further information inquire of 



D. W. FERGUSON, 



N. Y. Gi\s Lio-lit Co., 



Hester, cor. Elizabeth Sts., 



2 t. IN EW YORK. 



WANTED TO EXCHANGE, 



Land, Fresh-water and Marine SHELLS of AUSTRALL\ for those of any 

 part of the world except Europe. 



Apply to Dr. JAMES C. COX, 



130 Philip Street, 

 Sydney, 

 1 yr. New South Wales. 



TO EDUCATIONAL INSTITUTIONS AND COLLEOTOES. 



The subscriber offers FOR SALE his private collection of the Shells aud 

 Mollnsks of California and the adjacent States. The series embraces about 

 six hundred and fifty species, carefully named and neatly mounted, and is the 

 best collection of West Coast Shells extant, except the California State Cabi- 

 net. Address 



J NO. G. COOPER, M. D., 



San Francisco, Cal., 

 Or E. J. NOLAN, M. D., 

 2t. Academy of Natural Sciences, Phila. 



TO COI^TO£3:OI^OC3-ISTS. 



FOR SAL.E, a very large collection of BOOKS relating to Conchology ; 

 also several thousand named species of SHELLS. 



The above being duplicates, we are anxious to dispose of them at very low 

 prices. For particulars, address 



E. J. NOLAN, M. D., 

 Conservator of Conch. Sect. Acad. Nat. Sciences, 



Cor. Broad aud Sansom Streets, Phila. 



