REFERENCES 15 



disappeared on account of the heat and pressure to 

 which the rock has been subjected. 



REFERENCES 



The discovery of man-like apes : Huxley's ' Man's Place 

 in Nature.' Collected Essays, vol. vii. 



Greek views on evolution : H. F. Osborn, ' From the 

 Greeks to Darwin.' Macmillan & Co. 



The nature of chalk : Huxley's Collected Essays, vol. viii. 

 pp. 1-36. 



