XVI CONTENTS. 



Changes on the earth's surface superficial, not deep 304 



Fossils coeval, as a rule, with the strata in which they are imbedded . . 305 



Relative age of granite and igneous rocks 306 



Alternations of sea and land in the same place 307 



Vast lapse of time during such alternations 307 



Changes of climate due to change in the ecliptic 308 



Probability of extinction of species 311 



Subsequent proof by Cuvier 312 



Definitions of Fossils 313 



Ichthyolites of Verona (Tertiary) and Pappenheim (Permian) compared 314 



Processes of fossilization 315 



Processes of imbedding of fossil remains 316 



Fossil woods 317 



Antiquity of the Human species 319 



Inadequacy of Mosaic Deluge to account for geological phenomena .... 322 



Aqueous causes of these phenomena 323 



Inferences as to their nature from fossil shells 325 



Special geological observations, Valley of the Thames 325 



Special geological observations, Alentejo in Portugal 326 



Igneous causes of geological phenomena 329 



Organic causes of geological phenomena 330 



Subsequently discovered geological dynamics 334 



Demonstration of extinction and succession of species by Cuvier 336 



Conclusion 338 



OBSERVATIONS ON PHYTOLOGY. 



Of Vegetable Life 341 



Of suspension of its Actions 342 



Of the movement of Sap 343 



Ot the Bark 344 



Experiments by barking Trees 345 



Of the Growth of Plants , 348 



Of Climbing Plants 354 



Solanders Letter 355 



Of Motion in Vegetables 356 



Experiments on the Sensitive Plant 359 



Of Relaxation in Vegetables 360 



Of Sympathy in Vegetables 360 



Of the Action of Light on Vegetables 362 



Of the Leaves and their Fall 363 



Of the Natural Decav of parts of Vegetables 365 



Of Buds 365 



Of generation and germination in Vegetables 367 



Of monsters in Vegetables 368 



Loose Notes 368 



A TREATISE ON ANIMALS. 



Book I. On the Structure and Composition of Animal Bodies. 



Introduction 309 



