Explanation: Adichanallur, 22 km from Tirunelveli, is located in Thoothukudi district. In 1876, a German ethnologist and naturalist, Andrew Jagor conducted an excavation at Adichanallur.

He carried with him samples of backed earthenware, utensils of all sizes and shapes, a considerable number of iron weapons and implements, and great quantities of bones and skulls.

Source: Tamil Nadu NCERT