Fig. 1
From: SignBase, a collection of geometric signs on mobile objects in the Paleolithic

Examples of mobile objects with geometric signs from the Aurignacian. 1. Vogelherd, mammoth figurine, ivory, length 5 cm (Lipták © University of Tübingen); 2. Hohlenstein-Stadel, deer-tooth, personal ornament, size 2.9 cm (Dutkiewicz © Landesamt für Denkmalpflege im Regierungspräsidium Stuttgart); 3. Vogelherd, lissoir, bone, size 21 cm (Lipták © University of Tübingen).