D HERVEY. 



INDEX. 



DOGS. 



447 



D'HERVEY-Saint-Denys, L., on the ya-mi, 

 or imperial rice of the Chinese, ii. 205. 



Dhole, fertility of the, in captivity, ii. 

 151. 



Diabetes, occurrence of, in three brothers, 

 ii. 17. 



Diantkw, contabescent plants of, ii. 165- 

 166 ; hybrid varieties of, ii. 267. 



Diantlms armeria and deltoides, hybrids of. 

 ii. 98. 



Diantlms barbatus, i. 381. 



Diantlms caryophyllm, i. 381. 



Diantlms japonicus, contabescence of 

 female organs in, ii. 166. 



Dichogamovjs plants, ii. 90. 



Dickson, Mr., on " running " in carnations, 

 i. 381 ; on the colours of tulips, i. 386. 



Dlcotyles torquatus and labiatus, ii. 150. 



Dieffenbach, dog of New Zealand, i. 26 ; 

 feral cats in New Zealand, i. 47 ; poly- 

 dactylism in Polynesia, ii. 14. 



Dielytra, ii. 59. 



Diet, change of, ii. 303-304. 



Digitalis, properties of, affected by cul- 

 ture, ii. 274 ; poison of, ii. 380. 



Digits, supernumerary, ii. 57 ; analogy of, 

 with embryonic conditions, ii. 16 ; 

 fusion of, ii. 341. 



Dimorphic plants, ii. 166 ; conditions of 

 reproduction in, ii. 181-184. 



Dimorphism, reciprocal, ii. 90. 



Dingo, i. 25 ; variation of, in colour, i. 28 

 half-bred, attempting to burrow, i. 28 

 attraction of foxes by a female, i. 31 

 variations of, in confinement, ii. 263. 



Dkeciousness of strawberries, i. 353. 



Diseases, inheritance of, ii. 7-8 : family 

 uniformity of, ii. 57 ; inherited at corre- 

 sponding periods of life, ii. 77-80 ; pe- 

 culiar to localities and climates, ii. 276 ; 

 obscure correlations in, ii. 331-332; 

 affecting certain parts of the body, ii! 

 380; occurring in alternate generations, 

 n. 401. 



Distemper, fatal to white terriers, ii 227 



Disuse and use of parts, effects of! ii' 295- 

 303 352-353, 418-419 ; in the skeleton 

 of rabbits, 1. 124-128 ; in pigeons, i 171- 

 177 ; in fowls, i. 270-274 ; in ducks, i. 

 284-286 ; in the silk-moth. i. 300-304 ' 



Divergence, influence of, in producing 

 breeds of pigeons, i. 220. 



Dixon, E. S., on the musk duck i 182 • 

 on feral ducks, i. 190 ; on feral pigeons 



. in Norfolk Island, i. 190; crossing 

 of pigeons, i. 192 ; origin of domes* 

 tic fowls, i. 230; crossing of Gallus 

 Sonneratii and common fowl, i. 234 • 

 occurrence of white in the young 

 chicks of black fowls, i. 244 ; Paduan 

 fowl of Aldrovandi, i. 247; pecu- 

 liarities of the eggs of fowls,' i. 248- 



chickens 1.249-250; late development 

 of the tail in Cochin cocks, i. 250 ; comb 

 of lark-crested fowls, i. 256; develop- 

 ment of webs in Polish fowls, i. 259 • 

 on the voice of fowls, i. 259 ; origin of 

 the duck, i. 277 ; ducks kept by the 

 Eomans, i. 278; domestication of the 

 goose, i 287; gander frequently white, 

 i. 288 ; breeds of turkeys, i. 293 • incu- 

 batory instinct of mongrels of non- 

 sittmg races of fowls, ii. 44 ; aversion 

 of the dove-cot pigeon to pair with 

 fancy birds, ii. 103; fertility of the 

 goose, ii. 112 ; general sterility of the 

 guans m captivity, ii. 156 ; fertility of 

 geese in captivity, ii. 157; white pea- 

 fowl, n. 332. * 

 Dobell, H., inheritance of anomalies of 

 the extremities, ii. 14 ; non-reversion to 

 a malformation, ii. 36. 

 Dobrizhoffer, abhorrence of incest by the 



Abipones, ii. 123. 

 Dogs, origin of, i. 15 ; ancient breeds of, 

 i. 17, ii. 429 ; of neolithic, bronze and 

 iron periods in Europe, i. 18-19, ii. 

 427 ; resemblance of to various species 

 of canidaa, i. 21 ; of North America 

 compared with wolves, i. 21-22; of the 

 West Indies, South America, and 

 Mexico, i. 23, 31 ; of Guiana, i. 23 ; naked 

 dogs of Paraguay and Peru, ibid, and 

 31; dumb, on Juan Eernandez, i. 27; 

 of Juan de Nova, i. 27 ; of La Plata, i. 

 27; of Cuba, i. 27; of St. Domingo, i. 

 28; correlation of colour in, i. 28-29; 

 gestation of, i. 29-30 ; hairless Turkish^ 

 i. 30, ii. 227 ; inter-crossing of different 

 breeds of, i. 31 ; characters of different 

 breeds of, discussed, i. 34-37 ; degene- 

 ration of European, in warm climates, 

 i. 36, 38; ii. 278, 305; liability to 

 certain diseases in different breeds of, 

 i. 36 and note; causes of differences 

 of breeds discussed, i. 37-43; catch- 

 ing fish and crabs in New Guinea 

 and Tierra del Euego, i. 39; web- 

 bing of the feet in, i. 39 ; influence 

 of selection in producing different 

 breeds of, i. 39, 43 ; retention of original 

 habits by, i. 1 82 ; inheritance of poly- 

 dactylism in, ii. 14 ; feral, ii. 33 ; re- 

 version in fourth generation of, ii. 34 ; 

 of the Pacific Islands, ii. 87, 220, 303 ; 

 mongrel, ii. 92-93 ; comparative facility 

 of crossing different breeds of, ii. 102 ; 

 fertility of, ii. Ill, 151 ; inter-breeding 

 of, ii. 120-121 ; selection of, among the 

 Greeks, ii. 202, 209; among savages, 

 ii. 206-207 ; unconscious selection of, 

 ii. 211-212; valued by the Fucgians, 

 ii. 215 ; climatal changes in hair of, 

 ii. 278; production of drooping ears 



