148 LIST OF CONTRIBUTORS. 



Pilsbry, Henry A. Continued. 



On a collection of barnacles. P '96, 208 



Pugnus parvus. P '96, 208 



A remarkable Central American melanian. P '96, 269 



New species of fresh water mollusks from South America. 



P '96, 561 



Geology of the mussel-bearing clay of Fish-House, N. J. 



P '96, 567 



The affinities of Floridian Miocene land snails. P '97, 10 



The gastropod radula. P '97, 11 



Descriptions of new South American Bulimuli. P '97, 18 



New species of mollusks from Uruguay. P '97, 290 



Patagonian Tertiary fossils. P '97, 329 



Scalpellum and Balanus from Texas. P '97, 332 



New Achat inidse and Helicida? from Somaliland. P '97, 357 



New Australian mollusks. P '97, 360 



New Brazilian Streptaxida?. P '97, 477 



Additional note on the gastropod genus Tatea Tenison- 



Woods. P '97, 480 



Descriptions of two new forms of Perideris. P '97, 503 



The function of the radula. P '98, 202 



Chitons collected by Dr. Harold Heath at Pacific Grove, near 



Monterey, California. P '98, 287 



— A new land shell from Clarion Island. P '98, 354 



— New species of Odontostomus from Brazil and Argentina. 

 P '98, 471 



— Margarita sharpii, a new Alaskan gastropod. P '98, 486 



— New and little-known species of Pristiloma. P '99, 185 



— Relations of the land molluscan fauna of South America. 

 P '99, 226 



— A new Australian Eulima. P '99, 258 



- — Notes on a few northwest American land snails. P '99, 314 



— A new Ampullaria. P '99, 365 



— Descriptions of new species of Mexican land and freshwater 

 mollusks. P '99, 391 



— New species and varieties of mollusks from Miami. Florida. 



P '99, 403 



— A new species of Thersites. P '99, 473 



— Additions to the Japanese land snail fauna. P '99, 525; II, 

 1900, 443; III, 1900. 672: IV. '01, 4(15; V. '01, 622; VI, '02, 

 360; VII. '02, 517; VIII, '03, 315 



