3IO 



INDEX. 



Development, mental, supposed leap 

 of progress in, 209 



of man and time, 237 



Difference, as to potentiality of su- 

 preme importance, 222 



of essential nature involves that 



of origin, 5 



of kind between recepts and 



concepts, 66 



, profound, of acts externally 



similar, 219 

 Differences betvi^een ideas and feelings, 



45> 46 



in animals' natures may modify 



their recepts, 94, 124 



, natural, of talent, 224 



Different groups of languages, 231 



races of Indians can converse 



together by gesture, 139 



Difficulty as to imagining man's 



separate origin, 299 

 *'Dig, feed," 245 

 *' Digging he," 248 

 Dinner and chef^ illustration from, 



200 

 Dinornis, 108, 113 

 Dionsea and Drosera, 22, 49 

 Direct and reflex cognitions must be 



distinguished, 61, 62 



consciousness, 202 



suffices for intellect, 125, 



, not reflex, consciousness indis- 

 pensable for knowledge, 183, 197, 

 203 



thought must precede reflex, 



183, 197, 203 



Direction, abstract idea of, 142 

 Disbelief in cause, caused? 211 

 Discontinuity in nature, 10 

 Discourse held with a cockatoo, 136 

 Discovery of principle of the screw 



by a monkey, 86 

 Discrimination, an ambiguous term, 



67 

 Disputed primeval family of Ian' 



guage, 262 

 Distinct nature of man demonstrated 



by ethics, 273 

 Distinction as to origin, 5, 225 



as to potentiality greatest in 



biology, 222 



between ideas and feelings, 45, 



46 



between reflex and direct cogni- 

 tions must be recognized, 61, 62 



■ of generic and general terms un- 

 tenable, 270 



Distinction of man lies in mental, not 

 verbal affirmation, 180 



of noun and verb as not yet 



realized, 245 



"Dit ki," 206, 221, 222, 263 

 Divers tongues and reason, 228 

 Divine voHtion and natural pheno- 

 mena, 235 

 Dr. Hales, 231 



Latham, 275 



Noble, of Manchester, 219 



Sandwith, 275 



Scott and idiotic children, 137 



Wilks and associated feelings, 



155 

 Dog and his cat-friend, 159 



and inverted man, 276 



and thunder, 85 



hunting pigs after family 



prayers, 78 



of Darwin looking up into a 



tree, 75 



playing and M. Quatrefages, 



201 



wagging or stiffening its tail, 



152 



Dogs and tidal waves, 75 



begging, 123, 219 



called by parrots, 157, 159, 184, 



278 



distinguished by young child- 

 ren, 188 



of Sir John Lubbock, 133 



pointing, 132 



pulling aprons, 132, 219 



, thirsty, running to hollows, 75 



Dog's arms and those of telegraph- 

 post, 220 



Dolomite, crystals, and spathic iron, 

 21 



Double meanings to primitive terms, 



234 



Doubling of stags, 77 



Dough, parrot up to its knees in, 133 



Drawing upon time, 287 



Dread of wolves, not of a particular 

 wolf, by sheep, 158 



Drosera and Dionaea, 22, 49 



Du Ponceau, 274 



Dugong, io8, 113 



Duilhe, Canon F., 166 



Dumb animals, if rational, would in- 

 vent a gesture-language, 163 



Dureau de la Malle, Aristotle, and 

 Buffon, 25 



Dynamic breaks in nature, 13 



state of a lighted candle, 200 



Dynamical principles, 28 



