Excerpt from The American Naturalist, 1904, Vol. 38: An Illustrated Magazine of Natural History The laws which govern digital reduction among vertebrates lead to an interesting grouping of the Mammalia with the Amphibia in which the order of reduction is first digit I then digit V as contrasted with the Sauropsida, the reptiles and birds in which the fifth digit is invariably the first to disappear, fol lowed by digit I. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

Vols. 1-44 include Proceedings of the annual meeting, 1889-1933, later published separately.