Order Carnivora Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1 532 628 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Lutra lutra subsp. nair F. G. Cuvier 1823 Synonyms: Lutra lutra subsp. ceylonica Phole 1920 ; Lutra lutra subsp. indica Gray 1837 .