Castes and Tribes of Southern India/Karukku-pattayar
Karukku-pattayar (those of the sharp sword). — A sub-division of Shānān. In the Census Report, 1891, the division Karukku-mattai (petiole of the palmyra leaf with serrated edges) was returned. Some Shānāns are said to have assumed the name of Karukku-mattai Vellālas.