 The Pali chronicle Mahavamsa also refer to the peninsula with the corresponding name as "Nagadipa", meaning ""island of Nagas"", where it is described as a Chiefdom with rulers named as "Diparaja", meaning ""King of Island"".Ptolemy, the Greek writer from 100 AD refers to Nagadipoi as one of the coastal towns of Taprobana.Naga identity was visible through personal names which observed in Pali chronicles and the Tamil Sangam literature.