NORTH AMERICAN CONCHOLOGY. 421 



Sliumard. — Catalogue of the Naiades of Jefferson County, 

 Kentucky: by B. F. Shumard, M. D. (From the Naturalist's 

 Journal of Agriculture, Horticulture, Education and Literature, 

 Franklin College, Tennessee. Vol. I. No. 3. March, 1856.) 



[This title was given me by Mr. Tryon. I have not been able to find 

 the work.— YY. G. B.] 



L<ea. — Reprint of Papers read and remarks made before the 

 Academy of Natural Sciences of Philadelphia, in 1857-8. Phi- 

 ladelphia, 1858. Also of those in 1859-60. Philadelphia, 1860. 



[The species have already been quoted from the Proceedings of the 

 Acad.— W. G. B.] 



Cooper. — Report on the Mollusca of the Survey: by William 

 Cooper. In the 2d part of the 12th volume of the Pacific Rail- 

 road Reports. 



[This is the same as afterwards appeared in Cooper and Suckley's Natu- 

 ral History of Washington Territory, &c, which has been quoted on p. 

 274. The paging as there given is of the Pacific Ptailroad Report. In the 

 separate work £> paging of Mr. Cooper's paper commences at page one ; 

 the text being the same. — W. G. B.] 



Green. — Notes of a Naturalist : by Jacob Green, M. P. (From 

 Doughty's Cabinet of Natural History. Vol. III. No. 2. Phi- 

 ladelphia, 1834.) 



[Only four numbers of the third volume of this work were ever pub- 

 lished, and these are rarely preserved in Libraries, even those containing 

 the first and second volumes complete. — W. G. B.] 



Page. 

 35 Helix pomum-Adami Green. 



Kirtlaild. — New locality of Limnea megasoma Say : by Dr. J. 

 P. Kirtland. (From Annals of Science, &c, including the 

 Transactions of the Cleveland Academy of Natural Sciences. 

 Conducted by Hamilton A. Smith, A. M. Cleveland. Vol. 

 II, No. 1. Jan. 1854.) 



Page. 



6 Limnea megasoma Say. Alliance, Mahoning river. 



