NATURAL SCIENCES OF PHILADELPHIA. 241 



May 6. — B. Westermann & Co , New York, publications. 



S. L. Abbott, Boston, with publications. 



E. C. Bolles, Portland, Me., acknowledgment of publications. 



Leon Vaillant, Paris, acknowledgement of election. 



Philip Lutley Sclater, London, acknowledgment of publications. 



L. Chenu, Paris, acknowledgment of election. 



Prof 0. A. L. Morch, Copenhagen, with paper for publication. 



May 12. — Luigi Benoit, Messina, acknowledgment of case of shells. 



August 5. — D. C. Gentiluomo, Pisa, exchange of publications. 



Oct. 16. — Sj'lvanus Hanley, Middlesex, Eng., with case of shells. 



E. A. Bielz, Hermanstadt, with publicg-tions. 



Oct. 29. — W. A. Pryer, Shanghai, China, information as to collecting shells. 



All of which is respectfully submitted. 



Philad., Dec. 1, 1869. E. R. Beadle, Corres. Sec'y. 



LIBRARIAN'S REPORT. 



The Librarian respectfully reports that there have been presented during the 

 past year to the library of the Conchological Section 10 volumes, 91 pamphlets 

 and one map. Of these 34 were received from authors, 20 from editors, 30 

 from Societies, 5 from the Publication Committee, 1 from Wm. M. Gabb, 1 

 from Don Rafael Arango, 10 from George W. Tryon, Jr., and one from the 

 Smithsonian Institution. 



In addition, thirty-two pamphlets, volumes and continuations of Concholo- 

 gical works have been received through the Academy. 



During the year the Catalogue has been carefully revised, and the books 

 numbered, with the effect of greatly lessening the labor of those referring to 

 them. 



Edw. J. Nolan, Librarian. 



CONSERVATOR'S REPORT. 



The Conservator of the Conchological Section respectfully reports that the 

 donations to the Cabinet during the year have been as follows : 

 From Isaac Lea. Nineteen species of Unionidee from Ouachita, Arkansas,. 



Chamostrea albida, Roissy, with oscicle, from New South Wales, and twelve. 



species of shells from the island of Andaman, Bay of Bengal. 



E. R. Beadle. Three species of Unio, Auricula aurismidce, Lin., and two. un- 

 known species from Asia ; also a Trochus from the West Indies, and Trivia 

 sulcata, Dillw. 



.John Ford. Seven specimens oi Busiconaruanum from Atlantic City, fine spe- 

 cimens of A^ai^ca Aeros from Brigantine Beach, N. J., and types of Aslarte 

 nubigena, Ford. 



F. V. Hayden, M.D. Numerous specimens of Helix Cooperi, Bland, and H. 

 Haydeni, Gabb, from Weber Canon, near Salt Lake City. 



Geo. W. Tryon, Jr. Eleven species from 0. A. L. Morch, of Copenhagen. 



J. L. LeConte. Type specimens of five species of Melania described by Isaac. 

 Lea. 



Wm. M. Gabb. Eleven species of Unio from Central America and twenty-four 

 species of land shells from San Domingo, personally collected, including 

 several undescribed species. 



Ralph Tate. Seventy-seven species, numerous specimens of land and fresh- 

 water shells from Central America, Venezuela, Guayana and Nicaragua, in- 

 cluding tj-pes of several new species described in our Journal ; also nineteen 

 species of land shells from Venezuela and the island of San Lucia, W. I., 

 mostly undescribed. 



1869.] 



