Revisiting the Middle and Upper Palaeolithic archaeology of Gruta do Caldeirão (Tomar, Portugal)
Fig 19
Entrance trench: Middle Palaeolithic debitage.
1. Kombewa flake, silcrete (S20sc69). 2. Pseudo-Levallois point, silcrete (P20-16; excavation-damaged; the dashed line indicates the outline of the item’s original edge). 3. Laminar flake, silcrete (S20-61). 4. Levallois flake, quartz (S20-50). Nos. 1–2 are from Unit 5, nos. 3–4 from Unit 6.