378 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1911. 



relations of species can be shown to be deducible from the general 

 doctrine of their origin which he propounds, combined with the 

 known facts of geological change; and that, even if not all these 

 phenomena are at present explicable by it, none are necessarily 

 inconsistent with it; on the other hand, since Huxley's time Darwin's 

 theory has been strengthened by many new facts. 1 



i Huxley's Essays. Everyman's Library, p. 331. See also The International Scientific Series, vols. 

 95 and 97. Kegan Paul. London, 1908 and 1910. 



