Labrys is the term for a doubleheaded axe, known to the Classical Greeks as pelekus the term for a single-bladed axe being hēmipelekus "half-pelekus", e.g. Il. 23.883. or sagaris, and to the Romans as a bipennis. Representations of the labrys are on Neolithic finds of "Old Europe", and the labrys is continued in Minoan, Thracian, Greek (and Byzantine) art and mythology.