Pillai, R. S., and R. Pattabiraman. “Amphibians from Sabarigiri Forest, Western, Ghats, Kerala, Including a New Species of <I>Micrixalus< I>”;. Records of the Zoological Survey of India, vol. 86, no. 2, June 1990, pp. 383-90, doi:10.26515/rzsi/v86/i2/1990/161667.