500

in some pre-historic age, have consisted of several distinct continents, islands, and archipelagoes. Each of these must have been tenanted by a fauna and a flora, nearly, if not quite peculiar to themselves, just as was found to be the case when Australia, America, and New Zealand were first discovered by Europeans. tain it is, that over this whole range, a tropical climate must have prevailed, and, possibly, over the ideal lost continent also.

Cer

Mr. Redhouse's paper was illustrated by skeleton maps, showing the successive alterations of the earth's surface he regarded as most probable.

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