BY THE SAME AUTHOR. ON THE ORIGIN OF SPECIES BY MEANS OF NATURAL SELECTION; or, THE PRESERVATION OF FAVORED RACES IN THE STRUGGLE FOR LIFE. New and revised edition. 12mo. Cloth. 480 pages. Price, $2.co. THE DESCENT OF MAN, AND SELECTION IN RELATION TO SEX. With Illustrations. New edition, revised and augmented. 12mo. Cloth. 704 pages. Price, $3.00. A NATURALIST'S VOYAGE ROUND THE WORLD; cr, A JOURNAL OF Researches intO THE NATURAL HISTORY ANd Geology of the COUNTRIES visited during the Voyage of H. M. S. Beagle, under the command of Captain FitzRoy, R. N. 12mo. Cloth. 530 pages. Price, $2.00. THE EXPRESSION OF THE EMOTIONS IN MAN AND ANIMALS. With Photographic and other Illustrations. 12mo. Cloth. Price, $3.50. INSECTIVOROUS PLANTS. With Illustrations. I vol., 12mo. Cloth. Price, $2.00. THE MOVEMENTS AND HABITS OF CLIMBING PLANTS. With Illustrations. I vol., 12mo. Cloth. Price, $1.25. THE VARIATION OF ANIMALS AND PLANTS UNDER DOMESTICATION. Second edition, revised. With Illustrations. 2 vols., 12mo. Cloth. Price, $5.00. THE EFFECTS OF CROSS AND SELF FERTILISATION IN THE VEGETABLE KINGDOM. ON THE FERTILISATION OF ORCHIDS BY INSECTS, etc., etc. THE THEORY OF DESCENT AND DARWINISM. By Prof. OSCAR SCHMIDT, University of Strasburg. 12mo. Cloth. Price, $1.50. DARWINIANA: ESSAYS AND REVIEWS PERTAINING TO DARWINISM. By Prof. ASA GRAY. 1 vol., 12mo. Cloth. Price, $2.00. |