TABLE OF CONTENTS. 



CHAPTER I. 



The Two Chief Theories of Life stated, 1 ; Fletcher's Funda- 

 mental Principles, 3 ; Vitality the Property of Matter in a 

 State sui generis, 5 ; only One Anatomical Element Exists 

 in this State, 8 ; Stimuli Essential to Vital Action, 11. 



CHAPTER II. 



Cell Theory before 1860, 13 ; Schleiden and Schwann, 14 ; 

 Goodsir, 16 ; Leydig, Max Schultze, Hackel, 19 ; Virchow, 

 20 ; Cell Theory Goes Against the Anima-Theory, 21 ; Cell 

 Theory Defective, 23. 



CHAPTER III. 



Protoplasmic Theory before I860. 24 ; Schwann, 25 ; Dujar- 

 din's Sarcode, 26 ; Schleiden's Cytoblastema, 27 ; Von Mohl's 

 Protoplasma, 29 ; Naegeli, 31 ; Alexander Braun, 33 ; Cohn, 

 35 ; Pringsheim, 36 ; Huxley, 37 ; Summary, 38. 



CHAPTER IV. 



Beale's Protoplasmic Theory in 1860, 40 ; Separation of Living 

 from Dead Matter, 44 ; Note on the word Protoplasm, 45 ; 

 Vital Properties of Protoplasm, 47 ; Protoplasmic Move- 

 ments, 49 ; Chemical State of Protoplasm, 53 ; Physical 

 State of Protoplasm, 55 ; Relation of Protoplasmic and Cell 

 Theory, 57 ; Beale on the Nucleus, 59 ; the Carmine Pro- 

 cess, 61 ; Proofs of Beale's Theory, 66. 



