XIV 



CONTENTS. 



ARTICLE V. Researches, Chemical and Physiological, concerning certain North 

 American Vertebrata. By Joseph Jones, M. D. Pp. 150, and twenty- 

 seven wood-cuts. .... 



Table of Contents .... 



List of Tables .... 



List of Wood-cuts .... 



Introduction ..... 



Chapter I. Method employed in Analyzing the Blood 

 CnArTER II. Blood of Vertebrate Animals in its Normal Condition 

 Chapter III. Physical and Chemical Changes of the Solids and Fluids 

 of Cold and Warm-blooded Animals, when deprived of Food and Drink 

 Chapter IT. Effects of Starvation and Thirst, combined with a change 



of diet, upon the Solids and Fluids of Carnivorous Chelonians . 

 Chapter V. Observations upon the Alimentary Canal, and Digestior 

 of Albumen and Flesh ...... 



Chapter VI. Comparative Anatomy and Physiology of the Pancreas 



Chapter VII. Observations upon the Liver 



ChapterVHI. Observations upon the Spleen 



Chapter IX. Observations upon the Kidney . : 



Chapter X. Urine of Cold-blooded Animals . 



1 



iii 



vi 



viii 



xi 



1 



6 



40 



81 



90 

 97 

 110 

 11C 

 123 

 128 



APPENDIX 



Record of Auroral Phenomena observed in the higher Northern Lati- 

 tudes. Compiled by Peter Force. Pp. 122. 



Publications of Learned Societies and Periodicals in the Library of 

 the Smithsonian Institution, May, 1850. Part II. Pp. 38. 



