XI 



PAG1 



3 Immense distinctions in the gifts of nature - 169 



4. The metarmorphoses of insects - - ib. 



5. The metamorphoses into an oblong ball 1 7* 



6. Of the spider fly - 171 



7. Sketch of a division of insects - - 172 



8. The moultings or diseases of insects - - 17* 



9. Sketch of a theory of metamorphoses - - 17* 

 10. 11,12. Reflections on metamorphoses, 174178 



CHAP. x. 



Parallel letiveen Plants and Animals: 



1 Introduction * 17f 



2. The seed ib. 



3. The. e.iig - - 180 



4. The Bud, the fetus ib. 



5. The nutrition of the plant, and of the animal - 181 



6. The growth of the plant - - 182 



7. The growth of the aninfal - 184 



8. The fecundation of the plant - - 180 



9. The fecundation of the animal - - ib. 



10. The multiplication of the plant, and of the animal 188 



11. Irregularities in the generation of the plant, and in 



the generation of animals - 189 



12. Diseases incident to plants and animals ib, 



13. Old age and death of the plant and of the animal 190 



14. Other sources of analogy between the plant and animal 191 



15. Their place and number - - 192 



16. Fecundity - - - 194 



17. Apposition in variety of plants and animals 195 



1 8. The form $nd the structure - - 197 



