CITRUS. 



INDEX. 



COLUMBINE. 



443 



Citrus medica, i. 335-336. 



Cleft palate, inheritance of, ii. 24. 



Clemente, on Avild vines in Spain, i. 

 332. 



Clermont-Tonnerre, on the St. Valcry 

 apple, i. 401. 



Clabham, A., bud- variation in the haw- 

 thorn, i. 377. 



" Claquant," i. 138. 



"Claquers" (pigeons), i. 156. 



Clark, G., on the wild dogs of Juan de 

 Nova, i. 27; on striped Burmese and 

 Javanese ponies, i, 59 ; breeds of goats 

 imported into the Mauritius, i. 101 ; 

 variations in the mammse of goats, i. 

 102; bilobed scrotum of Muscat goat, 

 ibid. 



Clark, H. J., on fission and gemmation, 

 ii. 359. 



Clarke, E. T., intercrossing of straw- 

 berries, i. 352. 



Clarke, T., hybridisation of stocks, i. 

 399, ii. 93. 



Clarkson, Mr., prize-cultivation of the 

 gooseberry, i. 355. 



Classification, explained by the theory 

 of natural selection, i. 11. 



Climate, effect of, upon breeds of dogs, 

 i. 37 ; on horses, i. 52, 53 ; on cattle, i. 

 91, 92 ; on the fleece of sheep, i. 98, 99 ; 

 on seeds of wheat, i. 31 6 ; on cultivated 

 cabbages, i. 325 ; adaptation of maize 

 to, i. 322. 



Climate and pasture, adaptation of breeds 

 of sheep to, i. 96-97. 



Climate and soil, effects of, upon straw- 

 berries, i. 353. 



Cline, Mr., on the skull in horned and 

 hornless rams, ii. 333. 



Clos, on sterility in Ranunculus iicaria, 

 ii. 170. ' 



Clotzsch, hybrids of various trees, ii. 130. 



Clover, pelorism in, ii. 340. 



Coate, Mr., on interbreeding pi^s ii. 

 122. 



Coccus of apple trees, ii. 231. 



Cochin fowls, i. 227, 250, 252, 260-261 ; 

 occipital foramen of, figured, i. 261 ; 

 section of skull of, figured, i. 263 ; cer- 

 vical vertebra of, figured, i. 267. 



Cochineal, persistence of, ii. 236; pre- 

 ference of, for a particular cactus, ii 

 275. ' 



Cochlearia armoracia, ii. 170. 



Cock, game, natural selection in, ii. 225 ; 

 spur of, grafted on the comb, ii. 296 ; 

 spur of, inserted into the eye of an ox' 

 ii. 369 ; effect of castration upon the' 

 ii. 51-52. 



Cock's-comb, varieties of the, i. 365. 



Cocoons, of silkworms, variations in i 

 302-303. 



Codfish, bulldog, i. 89 ; number of egsrs 

 in the, ii. 379. 



Ccelogenys paca, ii. 152. 



Colin, prepotency of the ass over the 

 horse, ii. 67-68 ; on cross-breeding, ii. 

 97 ; on change of diet, ii. 304. 



Collinson, Peter, peach-tree producing a 

 nectarine, i. 340. 



Coloration, in pigeons, an 'evidence of 

 unity of descent, i. 195-197. 



Colour, correlation of, in dogs, i. 28-29 ; 

 persistence of, in horses, i. 50; in- 

 heritance and diversity of, in horses, i. 

 55 ; variations of, in the ass, i. 62-63 ; 

 of wild or feral cattle, i. 85 ; transmis- 

 sion of, in rabbits, i. 107; peculiarities 

 of, in Himalayan rabbits, i. Ill; in- 

 fluence of, ii. 227-230; correlation of, 

 in head and limbs, ii. 324 ; correlated 

 with constitutional peculiarities, ii. 335- 

 338. 



Colour and odour, correlation of, ii. 325. 



Colour-blindness, hereditary, ii. 9 ; more 

 common in men than in women, ii. 72- 

 73; associated with inability to dis- 

 tinguish musical sounds, ii. 328. 



Colours, sometimes not blended by cross- 

 ing, ii. 92. 



Columba affinis, Blyth, a variety of C. 

 livia, i. 183. 



Columba amalise, «Brehm, a variety of C. 

 livia, i. 183. 



Columba guinea, i. 182. 



Columba gymnocyclus, Gray, a form of C. 

 livia, i. 184. 



Columba gymnophthalmos, hybrids of, with 

 C. oenas, i. 193; with C. maculosa, i. 

 194. 



Columba intermedia, Strickland, a variety 

 of C. livia, i. 184. 



Columba leucocephala, ii. 155. 



Columba leuconota, i. 182, 195. 



Columba littoralis, i. 182. 



Columba livia, ii. 29, 40; the parent of 

 domestic breeds of pigeons, i. 183 ; mea- 

 surements of, i. 134; figured, i. 135; 

 skull figured, i. 163 ; lower jaw figured, 

 i. 164, 168 ; scapula figured, i. 167. 



Columba luctuosa, i. 182. 



Columba, migratoria and leucocephala, di- 

 minished fertility of, in captivity, ii. 

 155. 



Columba ainas, i. 183 ; crossed with com- 

 mon pigeon and C. gymnophthalmos, i. 

 193. 



Columba palumbus, i. 193, ii. 350. 



Columba rupestris, i. 182, 184, 195. 



Columba Schimperi, i. 184. 



Columba torquatrix, ii. 350. 



Columba lurricola, i. 184. 



Columbia, cattle of, i. 88. 



Columbine, double, i. 365, ii, 330. 



i 



