BOOKS BY CHARLES DARWIN, LL.D., F.R.S. 



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Origin of Species by Means of Natural Selection ; or, The 



Preservation of Favored Races in the Struggle for Life. From 

 sixth and last London edition. 2 vols. l2nio. Cloth, $4 00. 



Descent of Man, and Selection in Relation to Sex. Many 

 Illustrations. A new edition. i2mo. Cloth, $3.00. 



A Naturalist's Voyage around the World. Journal of Researches 

 into the Natural History and Geology of Countries visited during 

 the Voyage of H. M. S. " Beagle." iWaps and 100 Views, chiefly 

 from sketches, by R. T. PritcheTT. 8vo. Cloth, $5.00. Also 

 popular edition, izmo. Cloth, $2.00. 



The Stru-.ture and Distribution of Coral Ree.'s. Based on 

 Observations made during the Voyage of the " Beagle." Charts 

 and Illustrations. i2mo. Cloth, $2 00. 



Geological Observations on the Volcanic Islands and Parts of 

 . South America visited during the Voyage of the " Beagle." Maps 

 and Illustrations. i2mj. Cloth, $2.50. 



Emotional Expressions of Man and the Lower Animals. 



i2mo. Cloth, $3.50. 



The Variations of Animals and Plants under Domestication. 



Preface by Prof. Asa Gray. 2 vols. Illustrations. Cloth, $5.00. 



'^Insectivorous Plants. i2mo. Cloth, $2.00. 



.Movements and Habits of Climbing Plants. Illustrations. 

 i2mo. Cloth, $1.25. 



The Various Contrivances by which Orchids are Fertilized 

 by Insects. Revised edition. Illustrations. i2mo. Cloth, $1.75. 



The Effects of Cross and Self Fertilization in the Vegetable 

 Kingdom. i2mo. Cloth. $2.00. 



Different Forms of Flowers on Plants of the same Species. 

 Illustrations. i2mo. Cloth, $1.50. 



The Power of Movement in Plants. Assisted by Francis 

 Dar*in. Illustrations. l2mo. Cloth, $2.00. 



The Formation of Vegetable Mould through the Action of 

 Worms, with Observations on their Habits. Illustrations. 

 i2mo. Cloth, $1.50. 



D. APPLETON AND COMPANY, NEW YORK. 



