acroterion

thumb|right|Examples of acroteria

An acroterion or acroterium (pl. akroteria) is an architectural ornament placed on a flat pedestal, the acroter or plinth, and mounted at the apex or corner of the pediment of a building in the classical style. An acroterion placed at the outer angles of the pediment is an acroterion angularium (' means ‘at the corners’).