INDEX. 397 



Mammals, special senses of, 57; sight, 92; hearing, 93-4; taste and touch, 

 94; colour, 99 ; memory of, 124 ; perception of young, 131 ; imagina- 

 tion of, 146-54 ; instincts of young, 164-5 ; mistaken instincts of, 

 169 ; trivial and useless instincts of, 176 ; attachment between dif- 

 ferent species of, and with other animals, 184-5 ; imitation in, 223-5 ; 

 teaching their young, 227 ; local variations of instinct in, 247-50 ; 

 migrations of, 286 ; homing faculty of, 289-91 ; feigning death, 304-5 ; 

 emotions of, 345-7. 



Man, mental evolution of, questioned by some evolutionists, 8-10 ; subjective 

 and ejective evidence of mind in, 15, et seq. ; relation of size of brain of, 

 to intelhgence, 45 ; substitution of machinery by, for muscular action, 

 59 ; imagination in, 14i, 152-4 ; sense of direction in, 291-3 ; imperfec- 

 tion of hereditary endowments of, 326; reason alleged special pre- 

 rogative of, 335-40. 



Mania, analogous to convulsiou, 44, 



Marshall, Professor John, on sense of smell in Octopus, 89 ; on sense of sight 

 in Surinam Sprat, 90. 



Martins, nidiiication of, 210-11 ; warning chickens against hawks, 221-2. 



McCready, on larvae of a Medusa sucking their parent, 259-60. 



MeduscB, larvse of, sucking parent, 259-60 ; following light not instinctive, 

 258 ; nervous system of, 24, 28 ; special sensation in, 56, 81-83. 



Melanerpes formicivarus, peculiar instinct of, 255. 



Memory, of ganglia without consciousness, 35-6 ; analysis of, 111-17; of 

 infant, 114-16, 120-1 ; in Mollusca, 121-2 ; in Echinodermata and 

 Crustacea, 122 ; in Insects, 123 ; in Fish, 123 ; in other Yertebrata, 

 124 ; as involved in perception, 129-30. 



Merejkowsky, on colour-sense of Daplinea pulex, 98. 



Merganser, instinct of the, in feigning injury, 316. 



Merrill, G-. C, on sense of direction in man, 292. 



Mierzejewskis, Dr., on relation of intelligence to mass of brain, 44. 



Migration, 281-97. 



Mill, James, on composite ideas, 44. 



Mill, J. S., ignores heredity, 256 ; on reason, 336-7. 



Milton, on reason of animals, 340 ; on imagination, 154. 



Mind, Criterion of, 15-23 ; considered as subject, object, and eject, 15-16 ; 

 activities indicative of, 16 ; physical basis of, 34-46 ; root-principles of, 

 47-62. 



Missel-thrush, variation in nest -building of the, 182. 



Mitchell, Sir J., on dogs learning how to attack the Emu, 221. 



Mivart, St. a., on reason, 325, 335-40. 



M'Laclilan, E,., on instincts of the Caddice-fly, 191. 



Mocking-bird, 222. 



Modesty, sense of, 193. 



Moggridge, on instincts of ants, 168, and on individual variations of the same, 

 183. 



Mollusca, consciousness in, 77 ; special senses of, 56, 88-9 ; memory in, 

 121-2 ; imagination in, 145-6 ; emotions of, 344 ; grade of mental evolu- 

 tion of, 349. 



Molothrus, parasitic instincts of, 251-2, 273-4. 



Monboddo, Lord, on homing faculty of a snake, 153-4. 



Monkeys, sense of musical pitch shown by, 93 ; imagination in, 151 ; dif- 

 ferences in disposition of, 188 ; instinctive dread of snakes shown by, 

 195 ; love of imitation shown by, 225 ; feigning death, 311-12 ; using 

 tools, 252. 



Montagu, Col., on attachments between animals of different species, 184-5. 



