Sub Divisions are

Nathaman ,Malaiyaman-Udayar ,

Suruthiman-Moopanar and Nainar are Called Parkavakulam.

All Are Mostly Land Lords In their Villages with Agricultural Base.

In Tamilnadu Spread Over In All Districts.

Majority Lives In Tanjore,Perambalur,Salem,Ramnad,Pudukottai,Madurai & Trichy.

Dr. Murugesan Ponnavaikko

Vice Chancellor, SRM University

Dr. Murugesan Ponnavaikko was born in 1946 at Sengamedu village, South Arcot district, Tamil Nadu. He graduated in electrical engineering from Guindy Engineering College in 1969 and obtained his M.Sc.(Engg.) in power systems from the same institution in 1972. He received his Ph.D. degree in optimal distribution system planning from I.I.T (Delhi) in 1983. He was a pioneer in promotion of energy conservation techniques using his models for improving the distribution systems of the State Electricity Boards through Rural Electrification Corporation, New Delhi and his models are known as “Ko Models”. His contributions to the Tamil Virtual University as its founder Director, and to the Committee on ‘National Initiatives on Engineering Experimentation’, constituted by the AICTE, as an expert member, are laudable. As the vice chancellor at Bharathidasan University he introduced skill based academic curriculum, making the graduates employable and a number of empowerment programs for the community, including differently abled persons. Among other awards, he was conferred the Knights of Sovereign order of Princes and Knights of Antarcticland” of the Sovereign Order of Knights of Antarcticland and the Lifetime Achievement Award by the International Association of Educators for World Peace, Hunstsville, Alabama, USA