Uria troile, variety of (=U. lacrymans).
Urodela.
Urosticte Benjamini, sexual differences in.
Use and disuse of parts, effects of; influence of, on the races of man.
Uterus, reversion in the; more or less divided, in the human subject;
double, in the early progenitors of man.
Vaccination, influence of.
Vancouver Island, Mr. Sproat on the savages of; natives of, eradication
of facial hair by the.
Vanellus cristatus, wing tubercles of the male.
Vanessae, resemblance of lower surface of, to bark of trees.
Variability, causes of; in man, analogous to that in the lower animals;
of the races of man; greater in men than in women; period of, relation
of the, to sexual selection; of birds; of secondary sexual characters
in man.
Variation, laws of; correlated; in man; analogous; analogous, in
plumage of birds.
Variations, spontaneous.
Varieties, absence of, between two species, evidence of their
distinctness.
Variety, an object in nature.
Variola, communicable between man and the lower animals.
Vaureal, human bones from.
Veddahs, monogamous habits of.
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