On the Variation of Species, with Especial Reference to the InsectaTranscriber's Notes:Reading editionChapter navigation14 reading sectionsGo to chapterChoose a chapter…ON THE VARIATION OF SPECIES WITH ESPECIAL REFERENCE TO THE INSECTA; FOLLOWED BY AN INQUIRY INTO THE NATURE OF GENERA.PREFACE.CONTENTS.CORRIGENDUM.Chapter I · INTRODUCTORY REMARKS.Chapter II · FACT OF VARIATION.Chapter III · CAUSES OF VARIATION.Chapter III · CAUSES OF VARIATION. (continued 2)Chapter IV · ORGANS AND CHARACTERS OF VARIATION.Chapter V · GEOLOGICAL REFLECTIONS.Chapter VI · THE GENERIC THEORY.Chapter VII · CONCLUSIONINDEX.Transcriber's Notes:Previous chapter ←INDEX.End of this editionAll chapters and sections (14)Other sectionsON THE VARIATION OF SPECIES WITH ESPECIAL REFERENCE TO THE INSECTA; FOLLOWED BY AN INQUIRY INTO THE NATURE OF GENERA.PREFACE.CONTENTS.CORRIGENDUM.Chapters12334567Other sectionsINDEX.Transcriber's Notes:Inconsistent/archaic spelling and punctuation retained from original.◇← INDEX.