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By the same Author.

THE EXPRESSION OF THE EMOTIONS IN MAN AND
ANIMALS. Tenth Thousand. With illustrations. Crown 8vo. 12s. Murray.


THE DESCENT OF MAN AND SELECTION IN RELA-
TION TO SEX. Eighth Thousand. 2 vols. 8vo. 24s. Murray.


THE VARIATION OF ANIMALS AND PLANTS UNDER
DOMESTICATION. Third Thousand. Illustrations. 2 vols. 8vo. 28s. Murray.


A NATURALIST’S VOYAGE ROUND THE WORLD; or,
A Journal of Researches into the Natural History and Geology of the Countries visited. Eleventh Thousand. Post 8vo. 9s. Murray.


THE VARIOUS CONTRIVANCES BY WHICH BRITISH
AND FOREIGN ORCHIDS ARE FERTILISED BY INSECTS; and the Good Effects of Crossing. Woodcuts. Post 8vo. 9s. Murray.


THE STRUCTURE AND DISTRIBUTION OF CORAL
REEFS. Smith Elder, & Co.


GEOLOGICAL OBSERVATIONS ON VOLCANIC ISLANDS.

Smith Elder, & Co.


GEOLOGICAL OBSERVATIONS ON SOUTH AMERICA.

Smith Elder, & Co.


A MONOGRAPH OF THE CIRRIPEDIA. Illustrations.
2 vols. 8vo. Ray Society. Hardwicke.


THE MOVEMENTS and HABITS of CLIMBING PLANTS.
Woodcats. Williams & Norgate.




FACTS AND ARGUMENTS FOR DARWIN. By Fritz
Müller. From the German, with Additions by the Author. Translated by W. S. Dallas, F.L.S. Woodcuts. Post 8vo. 6s. Murray.



LONDON: PRINTED BY WILLIAM CLOWES AND SONS, STAMFORD STREET AND CHARING CROSS.