Sendamangalam is situated in the Ulundurpet taluk of Villupuram District. In the 12^th- 13^thcenturies CE this village was in a flourishing stage and it served as the headquarters of the Kadava chiefs. A brass seal, containing the royal emblem of the Pandyas i.e. two fishes and the royal whip, belonging to the 13^thcentury CE was collected from this place during surface exploration conducted by the staff of the Department. So a systematic excavation was conducted at Maligaiveli and Kottaimedu near Kuyavanodai here.

Rouletted ware, black and red ware pieces and a ring well belonging to 1^st-2^nd century CE were discovered. A number of terracotta figurines were obtained.