Naidu belongs to the main line. His elder brother Dharma Naidu, from whom descended the line of Pithapuram Rajahs, is famous for building the strong fort of Nallakonda in a taluk of the same name in the Nizam's Dominions and this is evidenced by the Sannad of Kancherla Varu (appended). Mailavaram line branches from Nalla Sura Naidu brother of the twelfth member as also the Suraneni family, and Mada Naidu or Madhava Naidu (thirteenth generation) is the father of Poluri line to which belongs Surabhi line also.
