Henry Augustus Ward, an American naturalist, born in Rochester, N. Y., March 9, 1834. He was educated at Williams college and the Lawrence scientific school of Harvard university, and became assistant to Prof. Agassiz in the museum of comparative zoology. From 1854 to 1859 he studied in Paris and Freiberg, and travelled through Palestine, Egypt, Nubia, and Arabia, and on the west coast of Africa from Morocco to Guinea, and made a voyage up the river Niger. He has visited the West Indies and Central America, and in the course of gold-mining investigations crossed the continent six times, at different places. From 1861 to 1866 he was professor of natural sciences in the university of Rochester. In 1871 he was naturalist of the expedition sent by the United States government to Santo Domingo. The " Ward cabinets of mineralogy and geology," collected by him, fill 14 rooms in the university of Rochester, and he has made an extensive collection of modern zoology. He has established a laboratory for the production of facsimiles of rare fossils.