INDEX 



235 



Individual variations eliminated by 

 bi-parental reproduction, 130-3, 

 165 

 exaggerated in domesticated races, 



183-4 

 represented by chromosomes, 128, 



189 

 Infection of eggs of Hydr i with Algce, 



137 



Inheritance, blended, 179 

 examples of blended, 117-8, 179, 185 

 exclusive, 180 

 participate, 180 



Inherited diseases, 13(5-7, 217-9 

 Injury, reaction to, 47 

 Insects, mimicry in, 85 

 Instincts in butterflies, 51 

 Instincts do not arise from intelligent 



action, 147-8 

 in man. 49 

 transmission of in fossorial wasps 



(Sphex and Ammophila), 145-8 

 transmission of in social bees and 

 ants, 149-50 



JAPANESE waltzing mice, crossed 

 with albinos, 114, 176 



Jelly-fish, mutations in, not per- 

 petuated, 65 



Joints, origin of, 160 



Jordan on continuity between species, 

 74 



Kallima, protective coloration in, 83 

 Kelvin on age of earth, 100 

 Kingsley, Mary, on malaria, 104 



LAMARCK'S theory of evolution, 54 

 Lankester, E. Ray, upon Brown- 



Se"quard's experiments, 143 

 Lemur, adaptation in pitcher plant 



against, 87 

 Lens, regeneration of crystalline, in 



salamander, 68-9 

 Lcpidoptcra, Mendelian experiments 



upon, 186-7, 209-10 

 Lichens as examples of symbiosis, 95 

 Life-cycle of inulticellular organisms, 



'4, 27 

 Linin, definition of, 13 



a permanent nuclear structure, 19 

 Living matter, common properties of, 1 

 Lock, R. H., on discontinuity between 



species, 73 

 Loeb, cross fertilisation with echino- 



derms, 36 

 Loeb's experiments dealing with 



centrosomes, 41 



Loeb's experiments on unfertilised 



ova, 30 



Lombardy poplar, 67 

 Lunacy, increase of hereditary, 217-8 



MADEIRA, snails in, 131 

 Malaria, Charles Mercier upon im- 

 munity to, 157-8 

 immunity to, 103, 157-8 

 Mariette's village sheikh, 120 

 Marvel of Peru, Correns' experiments 



with, 173-4 

 Maupus on conjugation in unicellular 



organisms, 3, 29 

 Measles, immunity to, 105, 216 

 Meiotic division, 20-44 

 results of, 22 



phase, interpretations of, 22, 41-44 

 Memory, 48 

 Mendelian characters, 167-189, 197- 



206 



Archdall Reid on, 202-3 

 compound, 173-4 

 contained in chromosomes, 177-8 

 are exaggerated individual char- 

 acters, 184 

 in fowls, 176 

 usually found in domesticated 



races, 182 



in natural races, 185-7 

 as secondary sexual characters 



(Reid), 202-3 

 experiments upon determination of 



sex, 199, 209-10 

 experiments, imperfection of results 



of, 183 



experiments with Lcpidoptera, 185-8 

 interpretation of sex, 197-202 

 Mendel's experiments, 166-9 

 Mental characters mostly due to 



acquirements, 48, 214 

 Mercier, Charles, upon immunity to 



malaria, 157-8 

 upon transmission of acquired 



characters, 1559 

 Mesoblast, 69 



Meves on chondriosomes, 35 

 on function of cytoplasm in 



heredity, 34, 37, 38 

 Mice, results of crossing, 114, 176 

 Mimicry in insects, 85 

 Mirabilis jalapa, Correns' experi- 

 ments with, 173-4 

 Mollusc parasitic upon star-fish, 94 

 Monkeys inoculated with trypano- 



somes, 141 



Morgan, T. H., upon Brown-Sequard's 

 experiments, 144 



