Original: The Kalabhras dynasty  ruled over the entire Ancient Tamil country between the 3rd and the 6th century C.E. in an era of South Indian history called the Kalabhra interregnum.
Simplified: Kaveripoompattinam Government Monarchy Preceding state Chola, Pandya, Chera, Satavahana Succeeding states Pandya, Pallava, Chalukya The Kalabhra dynasty ruled over entire Tamil country in South Indian  between the 3rd and the 6th century C.E..