ANTHROPOLOGICAL PAPERS OF THE American Museum of Natural History. Vol. I, Part II. SOME PROTECTIVE DESIGNS OF THE DAKOTA. BY CLARK WISSLER. NEW YORK: Published by Order of the Trustees. February, 1907. American Museum of Natural History. PUBLICATIONS IN ANTHROPOLOGY. The results of research conducted by the Anthropological staff of the Museum, unless otherwise provided for, are published in a series of octavo volumes of about 350 pages each, issued in parts at irregular intervals, entitled Anthropological Papers of the American Museum of Natural History. The Anthropological work of the Museum is organized under two heads. The Department of Ethnology exercises curatorial functions in ethnography, ethnology and physical anthropology and in all archæology except that pertaining to the present confines of Mexico and the Central American States which has been delegated to a distinct department entitled the Department of Archæology. This series of publications aims to give the results of field-work conducted by the above departments, supplemented by the study of collections in the Museum. The editorial responsibilities are administered by the Curator of the Department of Ethnology. The following are on sale at the Museum at the prices stated. Vol. I. Part I. Technique of some South American Feather-work. By Charles W. Mead. Pp. 1-18, Plates I-IV, and 14 text figures. January, 1907. Price, $0.25. Part II. Some Protective Designs of the Dakota. By Clark Wissler. Pp. 19-54, Plates V-VII, and 26 text figures, February, 1907. Price, $0.50. ANTHROPOLOGICAL PAPERS OF THE AMERICAN MUSEUM OF NATURAL HISTORY VOL. I, PART II. SOME PROTECTIVE DESIGNS OF THE DAKOTA. BY CLARK WISSLER. CONTENTS. INTRODUCTION SHIELD-DESIGNS GHOST-DANCE DESIGNS THE HOOP THE WHIRLWIND THE THUNDER THE SPIDER CONCLUSION ILLUSTRATIONS. PLATES. V. Model of a Shield, Museum No. 50-2929. Diameter, 39 cm. VI. Shield-design on a Cape, Museum No. 50-3102. Width of cape, 178 cm. VII. Model of a Shield, Museum No. 50-5467. Diameter, 46 cm.