Hartsen, F. A.—Darwin en de Godsdienst. Eene populaire uiteenzetting van het Darwinisme, etc. Leyden, 1869, 8vo.

Heller, Karl B.—Darwin und der Darwinismus. Wien, 1869, 8vo.

Henslow, George.—The Theory of Evolution of living things, and the application of the principles of evolution to religion considered as illustrative of the “Wisdom and Beneficence of the Almighty.” London, 1873, 8vo.

—— The Fertilisation of Plants: a lecture [on D.’s Cross-and-Self-Fertilisation of Plants] delivered 8th March, 1877. (Transactions of the Watford Nat. Hist. Soc. Vol. i., 1878, pp. 201-210.)

Hertwig, R.—Gedächtnissrede auf Charles Darwin. Königsberg, 1883, 4to.

Hertzka, Theodor.—Die Urgeschichte der Erde und des Menschen, I. Vorlesung über die Darwin’sche Theorie, etc. Pest, 1871, 8vo.

Hicks, L. E.—A Critique of Design-Arguments, etc. New York, 1883, 8vo.

Darwinism and Design, pp. 308-330.

Hodge, Charles.—What is Darwinism? London, 1874, 8vo.

Hoffmann, Hermann.—Untersuchungen zur Bestimmung des Werthes von Species und Varietät, etc. Giessen, 1869, 8vo.