II.—A mathematical theory of evolution, based on the conclusions of Dr. J. C. Willis, F. R. S

作者：G. Udny Yule · 发表于：Philosophical Transactions of the Royal Society of London Series B Containing Papers of a Biological Character · 年份：1925 · DOI：10.1098/rstb.1925.0002 · 被引用次数：1771 · 研究领域：Philosophy and History of Science

Abstract The following work is founded on that conception of evolution, the most recent and precise formulation of which is due to Dr. J. C. Willis, and represents an attempt to develop the quantitative consequences of the conception. By his statistical studies of distribution Dr. Willis was led to two conclusions:— (1) Species occupying large areas are, on the whole, older than those occupying small areas, provided that allied forms are compared.