INDEX OF SUBJECTS 



PAGE 



Abraxas grossulariata 105, 193 



Aceras hircina, local variability. . . 123 



Achatinellidae, local forms of 133 



Acquired characters, inheritance of, 



188, et seq., 217, 234 



Acronycta psi, melanic 138 



Adaptation, problem of 187, 235 



Agelaius, local forms 120 



Agrotis, fixed and variable species. 25 



Alkaptonuria 83 



Alpine Plants, growing larger, if 



protected 183 



Alpine Varieties 165 



Alytes obstetricans, Kammerer's 



experiments on 199, 210 



Amblystoma, races of 231 



Amphidasys betularia, melanic 



form 136, 138 



dimorphic larvae 141 



Anodonta, polymorphism of 130 



Antirrhinum, striped 57 



species-hybrids 99 



albinos no 



Apple, will not cross with pear. . . . 240 



Arctia caja, effects of temperature. 192 



larval variation in 232 



Arctic varieties 165 



Argynnis paphia and valesina in 



Italy 121 



Armadillo, polyembryony 42 



Artistic faculty 89 



Arum, rights and lefts 58 



Auriculas, short-styled selected. . . . 237 



Axis of symmetry in hand and foot 48 



Axolotl, alleged effect of conditions 231 



Azalea, bud-sports 55 



Bacillus anthracis, unsegmented 



form 71 



Bacillus prodigiosus, variation in. . 214 



Bacteria, variation in 213 



Bacterium coli, variation in 215 



Baeolophus, geographical races of. 159 



Barley, right and left-handed 58 



Basilarchia, geographical races of. 161 



Begonia phyllomaniaca 50 



hybrids 51 



Bizarre Carnation, genetics of 54 



Black, as a variation from red .... 148 



2.= 



PACB 



Blackbird, varying 1 ^ 



Black Cock, fixity of 



Boarmia repandata, melanic form. 136 



rhomboidaria 1 .; 



Botrytis susceptibility to 



Bovidae, hybrid 243 



Brachydactyly 89, 05 



Bradypus, vertebral variation. . . 

 Bud-sports geometrically irregular 54-57 

 Buffalo, attempts to hybridize. 



Bullfinch, gynandromorph 



Bulimus detritus, local variation of 126 



Canary, asymmetrical markings in 154 



Canidae, hybrid 



Capsella 100 



Cardamine pratensis 240 



Cat, Polydactylism 53 



Carnation, Picotees and bizarres 



compared 54, 58 



Cataract, hereditary 89 



Certhiola, melanic 142 



Chladni figures 60 



Choloepus, vertebral variation in. . 68 



local variation in 119 



Cinerarias, self-sterility in 239 



Cistudo, local variation in 119 



Climatic varieties 164 



Coccaceae, variation in 2 1 4 



Coenonympha arcania, climatic 



forms of 1 70 



satyrion 



Coereba, melanic 142 



Colaptes, geographical races. 147. - 



chrysoides 154 



Colloids, growth in 



Colorado beetles, exjn riments on. . 219 



Colour blindness in twins 44 



Continuous variation, p< 



ample of 173 



Coracias, geographical races of. . . 



Cotton, genetics of <. 



Coupling 1 10 



Crab, extra claws 74 



Crustacean appenda ial 



Homology 



Crystals, analogy with 7^ 



Cydopian monsters, artificial 50 



Daphnia, changed by environment 217 



