867-1882.

CHAPTER 2.VIII.--Man, 1860-1882. 2.VIII.I. Descent of Man, 1860-1882.
2.VIII.II. Sexual Selection, 1866-1872. 2.VIII.III. Expression,
1868-1874.

CHAPTER 2.IX.--Geology, 1840-1882. 2.IX.I. Vulcanicity and
Earth-movements, 1840-1881. 2.IX.II. Ice-action, 1841-1882. 2.IX.III.
The Parallel Roads of Glen Roy, 1841-1880. 2.IX.IV. Coral Reefs, Fossil
and Recent, 1841-1881. 2.IX.V. Cleavage and Foliation, 1846-1856.
2.IX.VI. Age of the World, 1868-1877. 2.IX.VII. Geological Action of
Earth-worms, 1880-1882. 2.IX.VIII. Miscellaneous, 1846-1878.

CHAPTER 2.X.--Botany, 1843-1871. 2.X.I. Miscellaneous, 1843-1862.
2.X.II. Melastomaceae, 1862-1881. 2.X.III. Correspondence with John
Scott, 1862-1871.

CHAPTER 2.XI.--Botany, 1863-1881. 2.XI.I. Miscellaneous, 1863-1866.
2.XI.II. Correspondence with Fritz Muller, 1865-1881. 2.XI.III.
Miscellaneous, 1868-1881.

CHAPTER 2.XII.--Vivisection and Miscellaneous Subjects, 1867-1882.
2.XII.I. Vivisection, 1875-1882. 2.XII.II. Miscellaneous Subjects,
1867-1882.

ILLUSTRATIONS IN VOLUME II.

CHARLES DARWIN, 1881. From a photograph by Elliott & Fry.

ALFRED RUSSEL WALLACE, 1878. From a photograph by Maull & Fox.

GEORGE J. ROMANES, 1891. From a photograph by Elliott & Fry. (Romanes'
"Life.")

CHARLES LYELL. From a photograph by Maull & Fox. (Lyell's "Life," Volume
II.)

CHARLES DARWIN, 1854 (?). From a photograph by Maull & Fox.

FRITZ MULLER. From a photograph.

FACSIMILES OF SKETCHES IN THE LETTERS.

FIGURE 1. Hypothetical Section Illustrating Continental Elevation.

FIGURE 2. Diagram of Junction between Dike and Lava.

FIGURE 3. Outline of an Elliptic Crater.

FIGURE 4. Hypothetical Section showing the Relation of Dikes to Volcanic
Vents.

FIGURE 5. Map illustrating the Linear Arrangement of Volcanic Islands in
relation to Continental Coast-lines.

FIGURE 6. Sketch showing the Form and Distribution of Quartz in a
Foliated Rock.

FIGURE 7. Sketch showing the Arrangement of Felspar and Quartz in a
Metamorphic Series.

FIGURE 8. Floral Diagram of an Orchid.

FIGURE 9. Dissected Flower of Habenaria Chlorantha.

FIGURE 10. Diagram of a Cruciferous Flower.

FIGURE 11. Longitudinal Section of a Cruciferous Flower.

FIGURE 12. Transverse Section of the Ovary of a Crucifer.

FIGURE 13. (Contents/1. Not a facsimile.) Leaf of Trifolium resupinatum.
(Drawn by Miss Pertz.)

MORE LETTERS OF CHARLES DARWIN.

VOLUME I.

OUTLINE OF CHARLE