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NATURAL SELECTION

AND

TROPICAL NATURE

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AND

TROPICAL NATURE

ESSAYS ON

DESCRIPTIVE AND THEORETICAL BIOLOGY

BY

ALFRED RUSSEL WALLACE

AUTHOR OF THE MALAY ARCHIPELAGO,' 'ISLAND LIFE,' 'DARWINISM,'

ETC.

NEW EDITION WITH CORRECTIONS AND ADDITIONS

London

MACMILLAN AND CO.

AND NEW YORK

1891

All rights rescrved

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