H
Haeckel advocates evolution, [42].
Health certificates, [263].
Henslow and Darwin's education, [24].
Henslow suggests Darwin for Beagle, [24].
Heredity and natural selection, [45].
Heredity in man, [258].
Homes, few animals have, [98].
Homes, warm-blooded animals, [101].
Horn of rhinoceros, [123].
Horns of deer, [138].
Horse and early man, [232].
earliest, [223].
neck, [229].
story of, [220].
three-toed, [227].
Horseshoe crab, [171].
How mammals developed, [192].
Huxley at Oxford meeting, [42].