American monkeys, [163]

Amphibia, [143]

Amphioxus, [22], [134]

Anatomy of man and ape, [161]

Anchitherium, [70], [74], [76]

Animal kingdom, old views of, [35]

Animals and plants, [97]

Anthracosaurus, [69]

Anthropomorphism, [250]

Anthropoid apes, [149]-[153]