Movement Belt Field Survey Data on Naxalbari, Kharibari and Phansidewa Regions Manabendu Chattopadhyay Sumit Kumar Ghosh The Siliguri subdivision of Darjeeling district in north Bengal (known as the 'Tera' area) is covered by the four police stations of Siliguri, Phansidewa, Kharibari and Naxalbari. The last named came into existence in 1960, A study of the tenancy arrangement in this frontier region, characterised by a large-scale peasant mobilisation and revolt which occurred a decade and a half ago, is the object of this paper.