FITZINGER. 



INDEX. 



FRAGARIA. 



451 



Fitzinger, origin of sheep, i. 98 ; Afri- 

 can maned sheep, i. 100. 



Fitzpatrick, Mr., potato-grafting, i. 

 421. 



Fixedness of character, conditions of, 

 discussed, ii. 37—39. 



Flax, found in the Swiss lake-dwellings, 

 i. 335 ; climatal difference in products 

 of, ii. 264. 



Fleece, fineness of, in Austrian merinos, 

 ii. 181. 



Fleischmann, on German sheep crossed 

 with merinos, ii. 66. 



" Florenttner-Taube," i. 149, 150. 



Flounder, ii. 28. 



Flourexs, crossing of wolf and dog, i. 

 33 ; prepotency of the jackal over the 

 dog, ii. 43 ; hybrids of the horse and 

 ass, ii. 43 ; breeding of monkeys in 

 Europe, ii. 135. 



Flower-GARDEX, earliest known, in 

 Europe, ii. 202. 



Flowers, capricious transmission of 

 colour-varieties in, i. 463, 464 ; ten- 

 dency to uniformity in striped, ii. 45 ; 

 scorching of, dependent on colour, 

 ii. 214 ; change in, caused by condi- 

 tions of life, ii. 262 ; rudimentary, ii. 

 307 ; relative position of, to the axis, 

 ii. 337. 



Fcetatiox, abdominal, ii. 285. 



Foley, Mr., wild varieties of pears, ii. 

 248. 



Foliage, inherited peculiarities of, i. 

 385 ; variegation of, i. 390 ; bud- 

 variation in, i. 407-409. 



Food, influence of, on the pig, i. 76 ; on 

 cattle, i. 94 ; excess of, a cause of va- 

 riability, ii. 244. 



Forbes, I)., on Chilian sheep, i. 99 ; on 

 the horses of Spain, Chili, and the 

 Pampas, i. 54. 



Formica rufa, ii. 238. 



Fortune, R., sterility of the sweet I 

 potato in China, ii. 153 ; development 

 of axillary bulbs in the yam, ibid. 



Fowl, common, breeds of, i. 236-242 ; 

 supposed plurality of origin, i. 242 ; 

 early history of, i. 243-245 ; causes 

 of production of breeds of, i. 245 ; 

 origin of, from Gallus bankiva, i. 247- 

 251, 257 ; feral, notices of, i. 249, 

 250 ; reversion and analogous varia- 

 tion in, i. 251-258, ii. 9, 12-14, 



341,343; "cuckoo" sub-breeds of, 

 i. 256 ; history of, i. 258-260 ; struc- 

 tural characters of, i. 260-262 ; sex- 

 ual peculiarities of, i. 263-270, ii. 

 50; external differences of,i. 270-273; 

 differences of breeds of, from G . b m- 

 kioa, i. 272 ; osteological characters 

 of, 273-284; effects of disuse of parts 

 in, i. 284-288, ii. 288 ; feral, i. 199, 

 ii. 7 ; polydactylism in, i. 458 ; fer- 

 tility of, increased by domestication, 

 ii. 90, 145 ; sterility of, under certain 

 conditions, ii. 144; influence of selec- 

 tion on, ii. 180, 182, 194; evils of 

 close inter-breeding of, ii. 104, 105; 

 crossing of, ii. 73-75 ; prepotency 

 of transmission in, ii. 42 ; rudimen- 

 tary organs in, ii. 306 ; crossing of 

 non-sitting varieties of, ii. 18,19; 

 homology of wing and leg feathers 

 in, ii. 315; hybrids of, with phea- 

 sants and Gallus sonneratii, ii. 20 ; 

 black-skinned, ii. 194 ; black, preyed 

 upon by the osprey in Ireland, ii. 215 ; 

 five-toed, mentioned by Columella, ii. 

 424; rumpless, tailed chickens pro- 

 duced by, ii. 4 ; Dorking, crosses of, 

 ii. 70 ; form of comb and colour of 

 plumage in, ii. 224; game, crossing 

 of white and black, ii. 70 ; five- 

 spurred, ii. 386 ; Spanish, liable to 

 suffer from frost, ii. 296 ; Polish, 

 peculiarities of skull of, ii. 326-327. 



Fox, sterility of, in captivity, ii. 134. 



Fox, S. Bevan, races of bees, i. 314. 



Fox, W. Darwin, gestation of the dog, 

 i. 31 ; " Negro " cat, i. 48 ; rever- 

 sion of sheep in colour, ii. 3 ; period 

 of gestation in the pig, i. 77 ; young 

 of the Himalayan rabbit, i. 114; 

 crossing of wild and domestic turkeys, 

 i. 308 ; reversion in crossed musk 

 ducks, ii. 14 ; spontaneous segrega- 

 tion of varieties of geese, ii. 82 ; 

 effects of close inter-breeding upon 

 bloodhounds, ii. 100 ; deafness of 

 white cats with blue eyes, ii. 322. 



Foxhounds, i. 42, ii. 99. 



Fragaria chiloensis, i. 373. 



Fragaria collina, i. 373. 



Fragaria dioica of Duchesne, i. 375. 



Frajaria elatior, i. 373. 



Frar/aria grandiflora, i. 373. 



Fragaria vesca, i. 373. 



