Origin and Nature of Glands in Plants; Nutrition as 

 affecting the forms of Plants and their Floral Organs ; 



Some Neglected Studies 169 



Morris, Charles. The Primeval Ocean 12 



Nolan, Edw. J., M. D. Biographical Notices of Harrison Allen 



and George Henry Horn ...... 505 



Palmer, T. Chalkley. Demonstrations of Absorptions of Car- 

 bon Dioxide and of the Generation of Oxygen by Diatoms. 142 

 Pilsbry, H. A. Descriptions of new South American Bulimuli. 18 

 New Species of Mollusks from Uruguay (Plates VI and VII). 290 

 New Achatinidse and Helicidae from Somaliland . . 357 



New Australian Mollusks (Plate IX) 360 



New Brazilian Streptaxidse ...... 477 



Descriptions of two New Forms of Perideris . . . 503 

 Pilsbry, H. A. and Benjamin Sharp, M. D. Scaphopoda of the 



San Domingo Tertiary (Plates X and XI) . . .465 

 Pilsbry, H. A. and E. G. Vanatta. Descriptions of two new 



Species of Cerion ........ 365 



Rhoads, Samuel N. A Contribution to the Mammalogy of 



Northern New Jersey ,,,,.,. 23 

 A Contribution to the Mammalogy of Central Pennsylvania. 204 

 A new Southeastern Race of Little Brown Bat . , . 227 



A Revision of the West American Flying Squirrels . . 314 



Notes on Living and Extinct Species of North American 



Bovida? (Plate XII) 483 



Dr. Allen's Zoological Work 518 



Rhoads, Samuel N. and Robert T. Young. Notes on a Collection 



of small Mammals from Northeastern North Carolina . 303 

 Rutter, Cloudsley. A Collection of Fishes obtained in Swatow, 



China, by Miss Adele M. Fielde 56 



Schively, Mary A., M, D. The Anatomy and Development 



of Spirorbis borealis (Plates I and II) . , . . 153 



Smith, John B, Dr, Horn's Contributions to Coleopterology . 529 



Stone, Witmer. The Genus Sturnella 146 



On the Annual Molt of the Sanderling .... 368 

 Van Denburgh, John. Reptiles from Sonora, Sinaloa and 

 Jalisco, with a Description of a new Species of Scelo- 

 porus ......... t 



460 



