The limestone rat (Niviventer hinpoon) is a species of rodent in the family Muridae found only in the limestone karsts of Saraburi, Lopburi, Nakhon Sawan provinces, central Thailand. It is listed as an endangered species due to its highly fragmented limestone karst habitat that is currently threatened by mining.

• Baillie, J. 1996. Niviventer hinpoon. 2006 IUCN Red List of Threatened Species. Downloaded on 19 July 2007.
• Musser, G. G.; Carleton, M. D. (2005). "Superfamily Muroidea". In Wilson, D. E.; Reeder, D. M. (eds.). Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. pp. 894–1531. ISBN 978-0-8018-8221-0. OCLC 62265494.