Vol. I _Page_ _Chapter_ 34 I Dr. Burt Wilder’s observations on the brains of different breeds of the Dog. 38 I Degeneracy of Dogs imported into Guinea. 51 II Difference in the number of lumbar vertebræ in the races or species of the Horse. 102 III Hairy appendages to the throats of Goats. 162 V Sexual differences in colour in the domestic Pigeon. 217 VI Movements like those of the Tumbler-pigeon, caused by injury to the brain. 290 VIII Additional facts with respect to the Black-shouldered Peacock. 296 VIII Ancient selection of Gold-fish in China. 314 IX Major Hallett’s ‘Pedigree Wheat.’ 326 IX The common radish descended from _Raphanus raphanistrum._ 374 XI Several additional cases of bud-variation given. 396 XI An abstract of all the cases recently published of graft-hybrids in the potato, together with a general summary on graft-hybridisation. 399 XI An erroneous statement with respect to the pollen of the date-palm affecting the fruit of the Chamærops omitted. 400 XI New cases of the direct action of pollen on the mother-plant. 404 XI Additional and remarkable instances of the actions of the male parent on the future progeny of the female. Vol.II 14 XII An erroneous statement corrected, with respect to the regrowth of supernumerary digits after amputation. 23 XII Additional facts with respect to the inherited effects of circumcision. 23 XII Dr. Brown-Séquard on the inherited effects of operations on the Guinea-pig. 24 XII Other cases of inherited mutilations. Vol. II 43 XIII An additional case of reversion due to a cross. 72 XIV Inheritance as limited by sex. 105 XVI Two varieties of maize which cannot be crossed. 120 XVII Some additional facts on the advantages of cross-breeding in animals. 123 XVII Discussion on the effects of the close interbreeding in the case of man. 135 to 141 XVII