So the "belts of Jupiter" is a confusing and misleading phrase for almost everybody except the astronomer, and the rings of Saturn are beyond comprehension unless they have actually been seen. We must suppose the idea of the dove was suggested by a bird pictured in the rigging of the celestial ship. Nothing is more striking in this assemblage of fossil testacea than the great proportion of species referable to the genus Cerithium (Figures 160 and 161 Chapter 15). The heat does not drive out the resin of the pines nor the albumen of the hardwoods.