"First Signet Classics printing ... 2003"--Title page verso

Introduction -- An historical sketch -- The origin of species. Introduction ; Variation under domestication ; Variation under nature ; Struggle for existence ; Natural selection : or the survival of the fittest ; Laws of variation ; Difficulties of the theory ; Miscellaneous objections to the theory of natural selection ; Instinct ; Hybridism ; On the imperfection of the geological record ; On the geological succession of organic beings ; Geographical distribution ; Mutual affinities of organic beings : morphology : embryology : rudimentary organs ; Recapitulation and conclusion ; Glossary of scientific terms

Includes index

"Previously published in a Mentor edition."--Title page verso