BY THE SAME AUTHOR. 
ON THE ORIGIN OF SPECIES BY MEANS OF NATURAL SE- 
LECTION; or, Tae Preservation or FavoreD Racks IN THE STRUGGLE FOR 
Liz. New and revised edition. 12mo. Cloth. 480 pages. Price, $2.00. 
THE DESCENT OF MAN, AND SELECTION IN RELATION TO 
SEX. With Illustrations. New edition, revised and augmented. 12mo, Cloth. 
704 pages. Price, $8.00. 
A NATURALIST’S VOYAGE ROUND THE WORLD; or, A Journan 
oF RESEARCHES INTO THE NatuRAL History AND GEOLOGY OF TOE CoUNTRIES 
visited during the Voyage of H. M. 8. Beagle, under the command of Captain Fitz- 
Roy, BR. N. 12mo. Cloth, 6530 pages, Price, $2.00. 
THE EXPRESSION OF THE EMOTIONS IN MAN AND ANIMALS, 
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INSECTIVOROUS PLANTS. With Illustrations. 1 vol., 12mo. Cloth. 
Price, $2.00. 
THE VARIATION OF ANIMALS AND PLANTS UNDER DOMESTI- 
CATION. Second edition, revised. With Illustrations. (Zn press.) + 
THE THEORY OF DESCENT AND DARWINISM. By Prof. Oscar 
Soumwr, University of Strasburg. 12mo. Cloth. Price, $1.50. 
