1843: Mammalia, ornithology, by A. Wagner. Herpetology, ichthyology, by F. H. Troschel. Insecta, by W. F. Erichson. Arachnida. Crustacca. Entomostraca. Mollusca, by F. H. Troschell.--1844: Mammalia, birds, by A. Wagner. Entomology, by W. F. Erichson. Mollusca, by F. Troschel. Helminthology, worms, zoophytes, and Protozoa, by C. T. v. Siebold. Reptilia, ichthyology, by F. H. Troschel