xI PHENOMENA OF ORGANIC NATURE AT5 
made to biological science since the publication of 
the “Regne Animal” of Cuvier, and since that 
of the “ History of Development,” of Von Baer. 
I believe that if you strip it of its theoretical part 
it still remains one of the greatest encyclopedias 
of biological doctrine that any one man ever 
brought forth ; and I believe that, if you take it 
as the embodiment of an hypothesis, it is destined 
to be the guide of biological and psychological 
speculation for the next three or four genera- 
tions. 
END OF VOL, II 
