Pp. cxxxvi, 317, xxxviii (index); xviii, 382, xxvi (index); xiv, 262, clxviii (complete index to Latin names), 1 colored frontis -plate by Fuertes, 27 colored plates by Smit, Wolf and Keulemans, 125 black-and-white photographs or drawings of primate crania. Later blue cloth, attractively gilt-lettered on the spine and on the front cover of each volume, sm 4to (10.25 x 8.25 inches). Monograph #1 of the American Museum of Natural History. Volume I covers Lemuroidea and the beginning of Anthropoidea; Volume II continues with Anthropoidea; and Volume III concludes Anthropoidea. This is truly one of the great works on the classification and taxonomy of the primate order. Elliot analyzed and reviewed all primate species and subspecies proposed through the early part of 1912. Laid in at the beginning of each volume is an announcement concerning the precise date of publication which was June 15, 1913. Small blind-stamp of Oliver C. Schmidt, Jr. in the bottom margin of each title page. See also Nissen ZBI, 1280.