CONTENTS. 
I.—THE EvoLuTion HYPOTHESIS AND THE ORIGIN OF LIFE. 
PART I. 
(From the Contemporary Review of March, 1874, with slight 
Alterations and Additions.) 
PAGE 
Evolution—Its Scope and Meaning—Uniformity of Nature— 
Modifications of Doctrine often Incomplete at First—The 
Nebular Hypothesis—Original Advent of Living Things 
on the Earth—Views of Eminent Evolutionists—Mr. 
Darwin—Mr, Herbert Spencer—Mr. G. H. Lewes— 
Professor Huxley—A pparent Inconsistencies — Origination 
and Growth Compared—These Processes in Crystalline 
and in Living Matter respectively -No Reason why Origi- 
nation of Living Matter should have Ceased—Professor 
Clarke Maxwell on the Persistence of Molecular Properties 
—Mr. Spencer’s Assumption—Professor Huxley’s Views 
—Their Inconsistencies—Sir Wm. Thomson’s Hypothesis 
—Misconceptions concerning Spontaneous Generation— 
These not to be Entertained by Evulutionists—Professor 
Huxley’s Suppositions concerning the Past—Their Unten- 
ability when Judged by his own line of Criticism—Condi- 
tions Favouring Growth mostly Favour Origination— 
Present Continuance of Archebiosis—Shown by Existence 
of the Lowest Organisms—Mr. Spencer’s Mode of dealing 
with this Question—His Views on this subject not Recon- 
cilable with his Principles of Evolution—Has the Amoeba 
a Longer Line of Ancestry than Man? Yes, unless the 
Continuance of Archebiosis or Heterogenesis be Conceded. 1-39 
