Bernier, 183.
Bertillon, 183.
Birds, 44;
have they descended from gill-breathing ancestors? 61;
evolution of, 63;
primitive, 99;
embryos of, 171, 200.
Blastula, 68.
Blumenbach, 183.
Bonnet, 70.
Borneo, 164.
Brachiopods, 95.
Brahma, 299, 304.
Brain, 215, 235-240.