[CHAPTER I]

[1]FROM SCHOOL TO LIFE-WORK

Birth—Parentage—School-days—Choice of Medical Profession—Charing Cross Hospital—End of Medical Studies—Admission to Naval Medical Service.

[CHAPTER II]

[13]THE VOYAGE OF THE RATTLESNAKE

The Objects of the Voyage—The Route—The Naturalist and the Surgeon—Collecting and Dredging—Stay in Sydney—Adventures with the Natives—Comparison with Darwin's Voyage on the Beagle.

[CHAPTER III]

[30]FLOATING CREATURES OF THE SEA

The Nature of Floating Life—Memoir on Medusæ Accepted by the Royal Society—Old and New Ideas of the Animal Kingdom—What Huxley Discovered in Medusæ—His Comparison of them with Vertebrate Embryos