In the sheep and goat, the cotyledons are nodular and pedunculated (i.e. attached to the chorion by a short stalk); the villi are also arranged ____, but project towards the ____ of the (cup-shaped) caruncle. The brim of the caruncle folds inwards, towards the stalk of the cotyledon; the caruncle thus surrounds or embraces the cotyledon (see Figs. 28 and 30).