LIST OF CONTRIBUTORS. 151 



Pilsbry, Henry A. and C. Montague Cooke, Jr. On Hawaiian 

 species of Sphy radium. P '06, 215 



On the teeth of Hawaiian species of Helicina. P '08, 560 



Pilsbry, H. A. and James II. Ferriss. Mollusca of the South- 

 western States, II. P '06, 123; III, the Huachuea Mountains, 

 Arizona, P '09, 495; IV, the Chirieahua Mountains, Arizona, 

 P '10. 44 



Mollusca of the Ozarkian fauna. P '06, 529 



A new Sonorella from the Rincon Mountains, Arizona. P 



"09, 517 



Pilsbry, H. A. and A. A. Hinkley. Melaniidas of the Panuco 



River system, Mexico. P '09, 519 

 Pilsbry, H. A. and Y. Hirase. Descriptions of new land shells 



of the Japanese Empire. P '04, 616 



New land mollusks of the Japanese Empire. P '05, 705 



Catalogue of the land and fresh-water Mollusca of Taiwan 



(Formosa) with descriptions of new species. P '05, 720 



New land and fresh-water Mollusca of the Japanese Empire. 



P '08, 31 



— New land shells of the Chinese Empire, I. P '08, 37 

 New land Mollusca of the Japanese Empire. P '08, 586 



Pilsbry, Henry A. and Samuel N. Rhoads. Contributions to the 

 zoology of Tennessee, No. 4, Mollusks. P '96, 487 



Pilsbry, H. A. and Benj. Sharp. Scaphopoda of the San 

 Domingo Tertiary. P '97, 465 



Pilsbry, H. A. and Edward G. Vanatta. New species of the 

 genus Cerion. P '95, 206 



Catalogue of the species of Cerion, with descriptions of new 



forms. P '96, 315 



Revision of the North American slugs, Ariolimax and 



AphaUarion. P '96, 339 



— Descriptions of two new species of Cerion. P '97, 365 



— Anatomical notes on certain West American Helices. P 

 '98, 67 



— Revision of the North American slugs ; Binneya, Hemphillia, 



Hesperarion, Prophysaon, and Anadenulus. P '98, 219 



— Materials toward a natural classification of the cylindrelloid 

 snails. P '98, 264 



— Some Cuban species of Cerion. P '98, 475 



— Morphological and systematic notes on South American 



land snails : Achatinida?. P '99, 366 



