|!is THE CHICAGO ACADEMY OF SCIENCES. 



Potiez, Vallcry Louis Victor, ct Michaud, A. L. G. 



1838. Galerie des Mollusques, ou Catalogue, etc., etc., des Mollusques et 

 Coquilles du Museum de Donai. Vol. I, Paris. 



Rafinesque, C. S. 



1819. Podrome de 70 nouveaux genres d'animaux, etc. Journ. de Physique, 



de Chemie, et de Histoire Naturelle, LXXXVIII, p. 417. June. 

 Sketches of Louisville 'by Dr. McMurtrie. Shells by Rafinesque, p. 66. 



Randolph, P. B. 



1898. Shells of Seattle, King Co., Washington. Nautilus, IX, pp. 101-102. 

 January. 



1899. Collecting Shells in the Klondike Country. Nautilus, XII, pp. 109- 

 112. February. 



Ravenel, Edward. 



1834. Catalogue of Recent Shells in the Cabinet of Edward Ravenel. 

 Charleston, S. C. 



Read, William. 



1845. Catalogue of the Marine, Fluviatile and Terrestrial Shells of Massa- 

 chusetts. Lynn, Mass. 

 Reeve, Lovell. 



1850. On a New Species of Lymnsea from Thibet. Proc. Zool. Soc. Lon- 

 don, p. 49. 



1855. Account of the Shells Collected by Captain Sir Edward Beecher, 

 C. B., North of Beechey Island. From the Last Arctic Voyages, 

 being a Narrative of the Expedition of H. M. Ship "Assistance," 

 Under the Command of Capt. Sir Edward Beecher, etc., London. 

 Vol. II, p. 392. 



1860. Elements of Conchology; an Introduction to the Natural History of 

 Shells and of the Animals which form Them. London, I. 



1862. On a New Form of Physa, of the Section Ameria, received from 

 George French Angas, Esq., of Angaston, South Australia, Corre- 

 sponding Member of the Society. Proc. Zool. Soc, 1862, p. 105. 

 Rhoads, Samuel N. 



1896. See Pilsbry, H. A. 



1899, a. On a Recent Collection of Pennsylvanian Mollusks from the Ohio 

 River System below Pittsburg. Nautilus, XII, pp. 133-138. April. 



1899, b. Annotated List of Lan.d and Fresh-water Shells Recently Collected 

 in the Vicinity of Miami, Florida. Nautilus, XIII, pp. 43-48. August. 



1904. A Glimpse of the Shell Fauna of Delaware. Nautilus, XVIII, p. 63- 

 67. October. 

 Roberts, S. R. 



1871. Report on the Mollusca. Rep. U. S. Geol. Surv. of Wyoming and 

 Contiguous Territory, 1870, pp. 467-469. 

 Roper, E. W. 



1899. Collecting Land Shells in Southern California. Nautilus, III, pp. 77, 

 78. November. 

 Rossmassler, E. A. 



1835. Iconographie der Land und Susswassen-Mollusken, etc. Dresden & 

 Liepzig. Heft 1. 



