of Pentacrinidae, [591];
of Holopus, [592];
of Cystoidea, [598];
of Blastoidea, [599]
Bastian, H. Charlton, on spontaneous generation, [44] n.
Bateson, [174]
Bath sponge, [221]
Bather, on Sympterura, [502];
on classification of Crinoidea, [589];
on phylogeny of Echinodermata, [622]