Delivered placentas from nineteen antelopes and five giraffes and placentas from five antelopes dead during parturition and eight antelopes dead during advanced pregnancy were morphologically examined. Placental length and weight, arrangement, number and size of cotyledons, and other features were recorded wherever the conditions of placentas permitted. Cotyledon rows corresponded to the caruncle rows on uterine walls. The number of rows was usually four, although in Hippotraginae it was six to eight and in Reduncinae it was two. Numbers of