CONTENTS. XV 



Page. 



4. Relations of the Sex to the Individual, . . 241 



5. Concluding Remarks, . . 248 



APPENDIX. 



TABLE I. Of the Genetic Cycle in Plants, . . 254 



II- The Genetic Cycle in Animals, . . 255 



III. Periods of Interpolation of Gemmation in 



different groups of Organized Beings, . 256 

 IV. Resting periods in the Genetic Cycle, . 257 

 V. Abstract of Dr. Sanderson's Table of Ana- 

 logies in the Development of different 

 Classes of Plants, . . . 258 



VI. ) Analogies in the Genetic Cycle of Plants, 

 VIII. | as indicated in this Work, . 261 



IX. ( Tabular Views of the Genetic Cycle in 

 XVIII. I the different Classes of Animals, 266 



