L. Forró szerk.: Miscellanea Zoologica Hungarica 9. 1994 (Budapest, 1994)

Farkas, B.: Notes on type and type locality of the narrow-headed softshell turtle, Chitra indica (Gray, 1831) (Testudines, Trionychidae)

Smith, M.A. (1931): The fauna of British India, including Ceylon and Burma. Reptilia and Amphibia. Vol. I. Loricata, Testudines. - Taylor & Francis, London, 185 pp. Webb, R.G. (1980): Gray, Hardwicke, Buchanan-Hamilton, and drawings of Indian softshell turtles (family Trionychidae). - Amphibia-Reptilia 1: 61-74. Webb, R.G. (1989): Chitra indica (Gray, 1831). In: King, F.W. & R.L. Burke (eds): Crocodilian, tuatara, and turtle species of the World. A taxonomic and geographic reference. - Association of Systematic Collections, Washington, 216 pp. Wermuth, H. & R. Mertens (1961): Schildkröten, Krokodile, Brückenechsen. - Gustav Fischer Verlag, Jena, 422 pp. Author's address: Balázs Farkas Department of Zoology Hungarian Natural History Museum Baross u. 13. H-1088 Budapest Hungary