Vol. XXXVII, No. 440' 



AUGUST, 1903 



THE 



AMERICAN 

 NATURALIST 



MONTHLY JOURNAL 



TO THE NATURAL SCIENCES 



rHEIR WIDEST SENSE 



CONTENTS 



I. Studies of Gastropoda. II. Fulgur and Syeotypus Professor A. W. G RABAT/ 



II. On the Structure of the Outer Segments of the Eods in the Eetina of 



Vertehrates ABTHTJE D. HOWARD 



m. Vernacular Names of Animals Dr. EDWIN W. DOEAN 



IV. Notes and Literature: Zoology, "American Food and Game Fishes." Notes 

 on Recent Fish Literature, Gardiner's " Maldive artd Laccadive Archi- 

 pelagoes." Part IV, Webster's "Diffusion of Insects in North America" 

 Botany, Livingston's Osmotic Pressure and Diffusion in Plants, Pierce's 

 Plant Physiology, Notes. 



BOSTON. U. S. A. 



GINN & COMPANY, PUBLISHERS 



New York 



