486 



INDEX 



Monotremes, birds compared with, i. 

 1 68 ; as remnant of ancient fauna, i. 

 117 



Monotropa uniflora, in New Granada, 

 i. 442 ; in Himalayas, i. 442 ; in 

 separate areas in U.S.A., i. 433 



Monotypic genera, variation of, i, 106 



Monstrosities, Harvey on, i. 141, 142 ; 

 Masters' work on, i, 148 ; no sharp 

 distinction between slight variations 

 and, i. 147, 318 ; origin of species 

 from, i. 242 ; variations and, i. 223, 



35 

 Monte Video, Darwin visits, i. S-ii ; 



Darwin on cleavage at, ii. 203 

 Moon, effect on earthquakes, ii. 115 

 Moraines, glacial, ii. 148 

 Moral sense, J. Morley on Darwin's 



treatment of, i. 327 

 Morality, foundation of, i. 328 

 More, A. G., biographical note, ii. 263 ; 



letters to, ii. 263-6, 282, 283 

 Morgan, ii. 385 

 Morley, J., letters to, i. 324-9 

 Mormodes, ii. 280 ; labellum of, ii. 275 ; 



M. ignea, flower of, i. 200. 

 Morphological, Hooker's criticism of 



term, ii. 378 ; sense in which used by 



Nageli, ii. 375, 376 

 Morphology, Darwin's explanation of, 



i. 140 ; Kollmann on batrachian, i. 



363 ; of plant?, i. 273 ; ii. 275, 278 

 Morse, E. S., letters to, i. 350, 383, 



384 ; ii. 95 ; on shell-mounds of 



Omori, i. 383 

 Morton, Lord, his mare, i. 320, 364 ; ii. 



359 

 Moscow, opinion on Darwin's work 



from, i. 196 



Moseley, Canon H., on glacier-motion, 

 ii. 163 



Moseley, Prof. H. N., biographical 

 note, i. 365 ; letter to, i. 365 ; pro- 

 posal to examine Kerguelen Coal 

 beds, ii. 26. 



Moss-rose, sudden variation in, i. 275, 

 276 



Mostyn, Lord, horse and quagga 

 belonging to, i. 319 



Moths, hermaphroditism in hybrid, 

 i. 396, 397 ; survival of distinct races, 

 i. 201 ; colours of, ii. 67, 68 ; and 

 Sexual Selection, ii. 94 



Mould, Darwin's opinion of his paper 

 on, ii. 146 



Mountain-building, ii. 145 ; Rogers on, 

 ii. 201 



Mountain-chains, Darwin on, ii. 121 ; 

 and earthquakes, ii. 136, 137 ; and 

 elevation, ii. 137 ; false views of 



geologists on, ii. 201 ; Hopkins on, 

 ii, 121 ; volcanic rocks in, ii. 145 



Movement, of land -areas, i. 91, 92 ; ii. 

 140 ; of plants, Darwin on, ii. 249, 

 363, 410, 432, 433 ; F. Miiller on, 

 ii- 3^3) 366, 367 ; Wiesner on 

 Darwin's book on, ii. 370 



Mucus of seeds, significance of, ii. 387. 



Mukkul, Pass of, ii. 179, 184, 185. 



Mules, meaning of stripes of, i. 320 ; 

 J. J. Weir's observations on, i. 396, 



397 

 Miiller, Ferd., on advance of European 



plants in Australia, i. 451 

 Miiller, Fritz, biographical note, i. 



382 ; book by, i. 263 ; convert to 

 Darwin's views, i. 259 ; Darwin's 

 opinion of his book, i. 312 ; friend- 

 ship with Darwin, i. 382 ; Hooker on, 

 i. 313; letters to i. 264, 312, 382, 



383 ; ii. 63, 82, 83, 91, 92, 98, 



261-3, 3> 3i> 344-63, 365-71 ; 



on Lord Morton's mare, i. 320 ; 

 on mutual specialisation of insects 

 and plants, i. 282 ; on prawns, i. 

 264 ; reference to letter from, i. 286 ; 

 on sponges, i. 264 ; on Cassia and 

 caterpillars in S. Brazil, ii. 418 ; on 

 climbing plants, ii. 262 ; on crossing 

 plants, ii. 372 ; Darwin offers to 

 make good loss by flood, ii. 369 ; 

 Darwin's admiration of, ii. 82, 366 ; 

 on Darwin's work on lepidoptera, ii. 

 96 ; Darwin urges him to write 

 Natural History book, ii. 352; explana- 

 tion of two kinds of stamens in flowers, 

 ii. 367 ; on fertilisation mechan- 

 isms, ii. 258 ; letter to Darwin from, 

 ii. 363-65 ; narrow escape from flood, 

 ii- 363* 366 ; article in Kosrnos on 

 PhyUanthiiS) ii. 368 ; on Melasto- 

 macese, ii. 292 ; on orchids, ii. 347 ; 

 on stripes and spots in animals, ii. 

 63 ; on Termites, ii. 360 ; disinclined 

 to publish, ii. 356 ; mentioned, i. 



278; ii. 31 5 38o, 416 

 Muller, H. , biographical note, ii. 382 ; 

 extract from letter to, i. 382 ; 

 Darwin's admiration for his book, 

 ii. 391 ; on fertilisation of flowers, i. 

 383; ii; 359> 3 8 9; on clover and 

 bees, ii. 286 ; on Epipactis and 

 Platanthera^ ii. 375 ; extract from 

 Darwin's preface to his Befruchtiing 

 der Bhtmen, ii. 292 ; letters to, ii. 

 96, 97, 382, 383, 391, 415 416, 419; 

 on Melastoma, ii. 292 ; persecuted 

 by Ultramontane party, ii. 419; 

 review \\\Kosmos of Forms of Flowers, 

 ii. 415 ; mentioned, ii. 363, 369, 400 



