INSTANCES OF THE WONDER OF LIFE xvii 



development considered as akin to recollection 



peach-trees becoming evergreen. 



remarkable experiments ■with nurse-toads 



the possibility of germinal experiment 



the hving past 



man's body as a museum of rehcs 



the vestigial hind-Umbs of whales 



the pineal body, sometimes an eye 



a two-toed horse 



the stabihty of the germ-plasm 



a persistent rehc in shrews 



the third eyehd in man . 



the egg-tooth of young birds 



the hairs of whales . 



living fossils, such as Sphenodon 



a quadrupedal young bird, Opisthocomus 



conservatism in evolution 



the amoeboid growth of nerve-cells 



the distinctiveness of vital activity 



the regulation of bodily functions 



the complexity of everyday life 



various examples of animal behaviour, 



explanation 

 the migration of eels 

 development transcending mechanical 

 the continuity of evolution 

 the achievements of man's reason 

 Liesegang's rings 

 the fundamental mysteriousness of Nature 



all requiring historical 



categi 



PAOB 



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828 

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