4.6G 



MUSM0N. 



INDEX. 



NIATA. 



} 



Musmon, female, sometimes hornless, i. 95. 



Mutilations, inheritance or non-inherit- 

 ance of, ii. 22-24, 397. 



Myatt, on a five-leaved variety of the 

 strawberry, i. 353. 



Myopia, hereditary, ii. 8. 



Mykiapoda, regeneration of lost parts in, 



ii. 15, 294. 



Nails, growing on stumps of fingers, ii. 



394. 

 Nais, scission of, ii. 358. 

 Namaquas, cattle of the, i. 88, ii. 207. 

 Narcissus, double, becoming single in poor 



soil, ii. 167. 

 Narvaez, on the cultivation of native 



plants in Florida, i. 312. 



Nasua, sterility of, in captivity, ii. 152. 



"Natas," or Niatas, a South American 

 breed of cattle, i. 89-91. 



Nathusius, H. von, on the pigs of the 

 Swiss lake-dwellings, i. 68; on ihe 

 races of pigs, i. 65-68 ; convergence of 

 character in highly-bred pigs, i. 73, ii. 

 241 ; causes of changes in the form of 

 the pig's skull, i. 72-73; changes in 

 breeds of pigs by crossing, i. 78 ; change 

 of form in the pig, ii. 279 ; effects of 

 disuse of parts in the pig, ii. 299 ; 

 period of gestation in the pig, i. 74 ; 

 appendages to the jaw in pigs, i. 76 ; 

 on Sus plieiceps, i. 70 ; period of gesta- 

 tion in sheep, i. 97 ; on Niata cattle, i. 

 89; on short-horn cattle, ii. 118; on 

 interbreeding, ii. 116 ; in the sheep, ii. 

 120; in pigs, ii. 122; unconscious 

 selection in cattle and pigs, ii. 214 ; 

 variability of highly selected races, ii. 



238. 



Nato, P., on the Bizzaria orange, i. 391. 



Natural selection, its general principles, 

 i. 2-14. 



Nature, sense in which the term is 

 employed, i. 6. 



Naudin, supposed rules of transmission in 

 crossing plants, ii. 68 ; on the nature of 

 hybrids, ii. 48-49; essences of the 

 species in hybrids, ii. 386, 401 ; rever- 

 sion of hybrids, ii. 36, 49-50 ; rever- 

 sion in flowers by stripes and blotches, 

 ii. 37 ; hybrids of Linaria vulgaris and 

 purpurea, ii. 94 ; pelorism in Linaria, 

 ii. 58, 346 ; crossing of peloric Linaria 

 with the normal form, ii. 70 ; variability 

 in Datura, ii. 266 ; hybrids of Datura 

 Ixvis and stramonium, i. 392 ; prepo- 

 tency of transmission of Datura stramo- 

 nium when crossed, ii. 67 ; on the pollen 

 of Mirabilis and of hybrids, i. 389 ; fer- 

 tilisation of Mirabilis, ii. 363 ; crossing 

 of Chamserops humilis and the date palm, 

 i. 399 ; cultivated Cucurbitacese, i. 357- 



360, ii. 108 ; rudimentary tendrils in 

 gourds, ii. 316; dwarf Cucwbitx, ii. 

 330 ; relation between the size and 

 number of the fruit in Cucurbita pep), 



Cu- 



ii. 343 ; analogous variation in 

 curbitx, ii. 349 ; acclimatisation of Cu- 

 curbitacese, ii. 313 ; production of fruit 

 by sterile hybrid Cucurbitacese, ii. 172; 

 on the melon, i. 360, ii. 108, 275 ; in- 

 capacity of the cucumber to cross with 

 other species, i. 359. 

 Nectarine, i. 336-344 ; derived from the 

 peach, i. 337, 339-342 ; hybrids of, i. 

 339 ; persistency of characters in seed- 

 ling, i. 340 ; origin of, ibid. ; produced 

 on peach trees, i. 340-341; producing 

 peaches, i. 341; variation in, i. 342-343; 

 bud-variation in, i. 374 ; glands in the 



leaves of the, ii. 231 ; analogous varia- 

 tion in, ii. 348. 



Nectary, variations of, in pansies, i. 369. 

 Nees, on changes in the odour of 

 plants, ii. 274. 



" Negro " cat, i. 46. 



Negroes, polydactylism in, ii. 14 ; selec- 

 tion of cattle practised by, ii. 207. 



Neolithic period, domestication of Bos 

 longifrons and primigenius in the, i. 

 81 ; cattle of the, distinct from the 

 original species, i. 87 ; domestic goat in 

 the, i. 101 ; cereals of the, i. 317. 



Nerve, optic, atrophy of the, ii. 297. 



Neumeister, on the Dutch and German 

 pouter pigeons, i. 138; on the Jacobin 

 pigeon, i. 154; duplication of the mid- 

 dle flight feather in pigeons, i. 159 ; on 

 a peculiarly coloured breed of pigeons, 

 " Staarhalsige Taube," i. 161 ; fertility 

 of hybrid pigeons, i. 192 ; mongrels of 

 the trumpeter pigeon, ii. 66; period of 

 perfect plumage in pigeons, ii. 77 ; 

 advantage of crossing pigeons, ii. 126. 



Neuralgia, hereditary, ii. 79. 



New Zealand, feral cats of, i. 47 ; culti- 

 vated plants of, i. 311. 



Newfoundland dog, modification of. in 

 England, i. 42. 



Newman, E., sterility of Sphingidse under 

 certain conditions, ii. 158. 



Newport, G., non-copulation of Vanessze 

 in confinement, ii. 157 ; regeneration of 

 limbs in myriapoda, ii. 294 ; fertilisa- 

 tion of the ovule in batrachia, ii. 

 363. 



Newt, polydactylism in the, ii. 14. 



Newton, A., absence of sexual distinc- 

 tions in the Columbidse, i. 162; pro- 

 duction of a "black-shouldered" pea- 

 hen among the ordinary kind, i. 291 ; 

 on hybrid ducks, ii. 157. 



Ngami, Lake, cattle of, i. 88. 



" Niata" cattle, i. 89-91 ; resemblance of 







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