Humming-birds, restricted ranges of, [16]
Hutton, Captain, on struthious birds of New Zealand, [479]
Huxley, Professor, on geological time, [211]
on European origin of African animals, [419]
Hyomoschus, [27]
Hyracoidea, restricted range of, [30]
I.
Ice-action, what evidences of, during the Tertiary period, [178]
indications of ancient, [200]
Ice-borne rocks, a test of a glacial epoch, [176]