Chapter 1

_INTRODUCTORY_

The problem of the genesis of species stated.--Nature of its probable solution.--Importance of the question.--Position here defended.--Statement of the DARWINIAN THEORY.--Its applicability to details of geographical distribution; to rudimentary structures; to homology; to mimicry, &c.--Consequent utility of the theory.--Its wide acceptance.--Reasons for this other than, and in addition to, its scientific value. Its simplicity.--Its bearing on religious questions.--_Odium theologicum_ and _odium antitheologicum_.--The antagonism supposed by many to exist between it and theology neither necessary nor universal.--Christian authorities in favour of evolution.--Mr. Darwin's "Animals and Plants under Domestication."--Difficulties of the Darwinian theory enumerated ... _Page_ 1