184 Index. 



Domestic animals classed as of one species which if wild would 



not have been so treated, 7 

 , instances of transmutation must be sought for almost 



entirely among, 20 



, Darwin's review of our principal, examined, 28 



, inadequate ideas of the strictness of inheritance arising 



from the contemplation of, 118 

 pigs, escaped, the Eastern wild races supposed to descend 



from, 10 

 pigeons, differences between, as contrasted with those 



between wild pigeons, 17 

 races, origin of, from one stock commonly supposed to be a 



fact, 130 

 Domestication, if only known in, various wild races would be 



supposed to be artificial varieties, 82-84 

 Dove, the rock, 58 



, tame pigeons with markings of, 64 



, one of the wildest and boldest of birds, 62 



, common pigeon of all countries, 65 



, Indian, and chequered, 59 



, Sanson on the type of, 68 



Duck, races of, 28 

 Dun-striped horses, 33 



E 



Ears of European and humped cow, 16 

 Edentata, fossil in South America, 94, 95 



in North America and Europe, 94, 95 



Elephant possesses the instinct of love for man, though never 



bred in captivity, 134, 135 

 Embryogeny evolutionist, argument from, more poetic than 



scientific, 96 

 Embryonic forms, 97 

 Eocene period, 129 

 Equus, 129 

 European cow, 16 



