Contents. 7 



CHAPTER IV. 



Cells ; or, Evolution. 



The microscope and animalcules, 148 ; the cell, 150 ; pro- 

 toplasm, 151 ; no neutral ground between life and non-life : 

 negative argument, 155 ; positive argument, (a) by culture ; 

 the microbe, 157 ; (b) by observation in nature, 160; multi- 

 cellular organisms, 161; Omne vivu?n ex vivo % ex cellula,\by, 

 embryonic development, 164. 



History of the cell in the universe : first and second days 

 of Moses, 166 ; third day, 167 ; fourth day, 169 ; fifth day, 

 170. 



Sixth day, first part, 172 ; progress of species not a descent 

 of species, 173 ; no transitional types, 176 ; the ascidian and 

 amphioxus, 178 ; the tertiary age, 182 ; nature as it is, 184 ; 

 nature as it was, 188 ; the facts of progress, 189 ; (a) from 

 the simple to the complex ; Haeckel's phylogenesis, 190 ; (&) 

 conditions of the progress, 192 ; (c) its arithmetic, 193 ; (d) 

 no single chain of beings, 196. 



Sixth day, second part : psychology, 197 ; conclusion : 

 points not touched in these four chapters, 200. 



