2OO Index. 



Smith, Colonel Hamilton, maintains five wild stocks of the 



horse, 32 



Solid-hoofed pigs, 38 

 Species, the notion of, among'animals, originates with Linnaeus, I 



originate the one from the other, according to evolutionists, 4 



, their relation to varieties,^ according to polygenists and 



evolutionists, 5 

 , the conventional idea of, after Darwin's labours can never 



be built up again, 5 



, the conventional idea of, the antipodes of a clear idea, 6 



, the number of notions combined in it, 6 



, the confusion resulting from this, 6, et seq. 



, better to drop the word altogether, Huxley quoted in 



support of this, 1 1 



as they commonly stand, no proof that they can be pro- 

 duced by evolution, and if we knew that it would prove nothing 



as to higher divisions, 87 



made a fetish of by systematic naturalists, 84 



, the same (or allied), not likely to be produced independently 



in different spots, according to Lewes, 106 

 , a good, may, according to evolutionists, be produced in a 



few centuries or even in a few years, 120 

 , the agency by which they were formed, apparently not at 



work later than the immediately post-Tertiary period, 27 

 differ not only more than varieties, but in different respects, 



if the distinction is to be maintained, 13 

 closely allied, nature of the differences that divide not sue 



as natural selection seems likely to produce, 130, et seq. 



, what are called, to be considered as permanent, 171 



Stock, Linnaeus supposed that all animal types logically equiva- 

 lent to the races of man sprang from one, .1 

 , it gradually came to be doubted whether all domestic 



animals bearing the same name sprang from one, 2 

 , the notion of descent from one, enters into the conventional 



idea of species, 6 

 , dog, wolf, and jackal, supposed by Hunter to descend from 



one, 10 



