DARWINISM: An Exposition of the Theory of Natural Selection, with Some of its Applications. With Maps and Illustrations. Extra Crown 8vo. 9s.

NATURAL SELECTION AND TROPICAL NATURE. Essays on Descriptive and Theoretical Biology. Extra Crown 8vo. 6s.

THE MALAY ARCHIPELAGO: The Land of the Orang Utan and the Bird of Paradise. A Narrative of Travel. With Studies of Man and Nature. With Maps and Illustrations. Fourth Edition. Extra Crown 8vo. 6s.

ISLAND LIFE: or the Phenomena and Causes of Insular Faunas and Floras. Including a Revision and Attempted Solution of the Problem of Geological Climates. With Illustrations and Maps. Second Edition. Extra Crown 8vo. 6s.

THE GEOGRAPHICAL DISTRIBUTION OF ANIMALS; with a Study of the Relations of Living and Extinct Faunas as Elucidating the Past Changes of the Earth's Surface. With Maps and Illustrations. In Two Vols. Medium 8vo. 42s.

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AN INTRODUCTION TO THE OSTEOLOGY OF THE MAMMALIA: being the substance of the course of lectures delivered at the Royal College of Surgeons of England in 1870. By Sir W. H. Flower, F.R.S., F.R.C.S., Director of the Natural History Museum. Illustrated. Third Edition. Revised with the assistance of Hans Gadow, Ph.D. Crown 8vo. 10s. 6d.

WILD BEASTS AND THEIR WAYS. Reminiscences of Europe, Asia, Africa, and America, from 1845-1888. By Sir Samuel W. Baker, Pacha, F.R.S. With Illustrations. New and Cheaper Edition. Extra Crown 8vo. 12s. 6d.

WANDERINGS IN SOUTH AMERICA, THE NORTH-EAST OF THE UNITED STATES, AND THE ANTILLES, IN THE YEARS 1812, 1816, 1820, and 1824. With Original Instructions for the perfect Preservation of Birds, etc., for Cabinets of Natural History. By Charles Waterton, Esq. Edited by the Rev. J. G. Wood. With 100 Illustrations. Crown 8vo. 6s.

FROM A NEW ENGLAND HILLSIDE. Notes from Underledge. By William Potts. Pott 8vo. 3s.