1. They are found at Chennai, North Arcot, Dharmapuri, Salem, Coimbatore, Ariyalur, Trichi, Pudukottai, Madurai, Sivagangai, Tirunelveli and Kanyakumari.
2. The people of this period used small artefacts made of Chert and Quartz.
3. The tool types are scrapers, lunates and triangles.
4. These people hunted wild animals and gathered fruits, nuts and roots for their subsistence.