—BY— R. W. SHUFELDT, Captain Medical Department, U.S. Army . Member of the Philosophical, the Anthropological, the Biological, and the Entomological Societies of Washington, D.C.; Member of the Cosmos, of Washington; Member of the American Society, and Honorable Associate of the British Society for Psychical Research; Member of the American Ornithologists’ Union; Member of the American Society of Naturalists; Cor. Member Soc. Ital. Anthrop. Ethnol. and Psicol. Comp. of Florence, Italy; Cor. Memb