Graba, on the Pied Ravens of the Feroe Islands; variety of the
Guillemot.
Gradation of secondary sexual characters in birds.
Grallatores, absence of secondary sexual characters in; double moult in
some.
Grallina, nidification of.
Grasshoppers, stridulation of the.
Gratiolet, Prof., on the anthropomorphous apes; on the evolution of the
anthropomorphous apes; on the difference in the development of the
brains of apes and of man.
Gray, Asa, on the gradation of species among the Compositae.
Gray, J.E., on the caudal vertebrae of monkeys; on the presence of
rudiments of horns in the female of Cervulus moschatus; on the horns of
goats and sheep; on crests of male antelopes; on the beard of the ibex;
on the Berbura goat; on sexual differences in the coloration of
Rodents; ornaments of male sloth; on the colours of the Elands; on the
Sing-sing antelope; on the colours of goats; on Lemur Macaco; on the
hog-deer.
Greatest happiness principle.
Greeks, ancient.
Green, A.H., on beavers fighting; on the voice of the beaver.
Greenfinch, selected by a female canary.
Greg, W.R., on the effects of natural selection on civilised nations;
on the early marriages of the poor; on the Ancient Greeks.
Grenadiers, Prussian.
Greyhounds, numerical proportion of the sexes in; numerical proportion
720