INDEX.
Vlll.
Geological Changes : as evidence
for Natural Selection, 535-40.
Geometrical Ratio : v. Increase.
Germ-plasm : v. Weismann.
Gilbey, Walter : on beauty as
an object in horse-breeding, 134.
Globigerina : stability of the spe
cies, 294-5.
Goats : influence of environment
on, 423.
Gobies : ventral fins of, 505.
Gobioids : pectoral fins of, 504.
Goethe, J. W. v. : on theory of
creation of world by God for
benefit of man, 127-8 ; on Law of
Compensation of Growth, 335.
Gold-finch : acquisition by, of
wren’s notes, 267 ; variation in,
487-
Gold-fish : compared with carp,
296, 299.
Goldsmith, Oliver : The De
serted Village quoted, 109.
GOSSE, Pp. Hy. : on influence of
change of food on colouration of
insects, 407.
Graham, W.: on chance in the
Darwinian and evolutionary hy
pothesis, 26.
GRAPHIC : on discriminative de
struction of life of the “ most fit ”
nuts by squirrels, 67.
Greg, W. R. : on the scope of
scientific interpretation of nature,
427.
Greyhounds : influence of external
conditions on, 398-9 ; effect of
exercise hereditary in, 438.
Grisebach, Dr. A. : on secretion
of ethereal oil by plants, 417.
Gromia: v. Jelly-fish.
Grouse : great fecundity of, always
followed by disease, 53-4 ; on
Struggle for Existence amongst,
in presence of falcons 63-4.
North American : Sexual
Selection amongst, 69 ; tunnel
burrowing instinct in, 246-8.
Guanacoes : an apparently mean
ingless habit of, 253.
“Guides” in Flowers : 418-9.
Guillemot : an instance of two
variants co-existing in same dis
trict, 326.
Gulick, Rev. J. T. : on physio
logical barriers to breeding
amongst variants, 383.
Gull : influence of external con
ditions on, 396 ; Survival of Fit
test amongst, 443.
Gymnotus : electric organ of, 522.
H., J. M. : on mimetic action of
thrush, 176.
Haeckel, Prof. E. : his cellular
psychology, 238 ; on evolution of
sucking amongst young marsu
pials, 239-40 ; on hare-rabbit,
355 ; on organic degeneration,
506-7 ; on influence of environ
ment on birth-giving in snakes,
542-3 ; on fission in amoeba, 577.
Hair : influence of environment on
production of, 417.
Hare : protective colouration, etc.,
of, 183-4 ; compared with rabbit,
354 ; hybridisation of, 354, 355.
Alpine : protective col
ouration and habits of, 187, 188.
American : colouration of,
not very protective, 187-8.
Hartog, Marcus H. : on in
herited effect of habit in man, 440.
Hawk-moth : colouration of, not
protective, 207 ; influence of
change of food on colouration of,
407.
Hawks : co-operation amongst, 93-4.
Heckel, E. (of Marseilles) : on
direct action of environment on
thomisus onustus, 168.
Helico?iidce : acquisition by, of pro
tective nauseous taste, 217 ; in
effectiveness of same, 218-9 !
only a few individuals possess
nauseous taste, 219.
Hemlock, Imported : variation of,
534-
Hemp, Imported : variation of, 534.
Henslow, Rev. George : on Sur
vival of Fittest amongst plants,
61 ; on useful modifications of
structure, 416 ; on “path finders”
in flowers, 418-9.
Heredity, Physical : in man, 364
Galton on, 366-7 ; Weismann
on, 367-72 ; Osborn on, 368
Romanes on, 368.