414 PROCEEDINES OF THE ACADEMY OF [1888. 



Synonomy of the species of Strepomatidse, a family of Fluviatile 

 Mollusca inhabiting North America. Proc. Acad. Nat. Sc. 

 Philad. 1864, pp. 24-48, 92-104; 1865, pp. 19-36. 



Description of two new species of Strepomatidre ; Goniobasis 

 Haldemani, Pleurocera Conradi. Amer. Journ. Conchol. I, 1865, 

 p. 38. 



Descriptions of new species of Pholadidae. Amer. Journ. Conchol. 

 I, 1865, pp. 39-40. 



Observations of the new genus lo. Amer. Journ. Conchol. I, 

 1865, pp. 41-44. 



Catalogue of mollusca, collected by Prof. D. S. Sheldon, at Dav- 

 enport, Iowa. Amer. Journ. Conchol. I, 1865, pp. 68-70. 



Observations on the family Strepomatidae. Amer. Journ. Conchol. 

 I, 1865, pp. 97-135. 



Catalogue of the sjoecies of Physa, inhabiting the United States. 

 Amer. Journ. Conchol. I, 1865, pp. 165-173. 



Descriptions of new species of Melania. Amer. Journ. Conchol. 

 I, 1865, pp. 216-218. 



Descriptions of new species of Amnicola, Pomatiopsis, Somato- 

 gyrus, Gabbia, Hydrobia, and Rissoa. Amer. Journ. Conchol. i, 

 1865, pp. 219-222. ♦ 



Descriptions of New Species of North American Limnseidre. 

 Amer. Journ. Conchol. i, 1865, p. 223-231. 



Review of the Goniobases of Oregon and California. Amer. 

 Journ. Conchol. i, 1865, pp. 236-246. 



Catalogue of the species of Limnsea inhabiting the United 

 States. Amer. Journ. Conchol. i, 1865, pp. 207-258. 



Description of a new species of Mercenaria; (M. fulgurans,) 

 Amer. Journ. Conchol. i, 1865, p. 297. 



Monograph of the family Strepomatidre. Amer. Journ; Conchol. 

 i, 1865, pp. 299-341 ; ii, 1866, pp. 14-52, 115-133. 



An abnormal specimen of Planorbis bicarinatus. Amer. Journ. 

 Conchol. ii, 1866, p. 3. 



Descriptions of new fresh-water shells of the United States. 

 Amer. Journ. Conchol. ii, 1866, pp. 4-7. 



Descriptions of new exotic fresh-water Mollusca. Amer. Journ. 

 Conchol. ii, 1866, pp. 8-11. 



Description of a new species of Rissoa ; R. exilis. Amer. Journ. 

 Conchol. ii, 1866, p. 12. 



