↑ 2.02.12.22.3Rice, Dale W. (1998) Marine Mammals of the World: Systematics and Distribution, Special Publications of the Society for Marine Mammals, no. 4
↑ 3.03.13.2Mead, James G., and Robert L. Brownell, Jr. / Wilson, Don E., and DeeAnn M. Reeder, eds. (2005) Order Cetacea, Mammal Species of the World: A Taxonomic and Geographic Reference, 3rd ed., vol. 1
↑ 4.04.14.2Hershkovitz, Philip (1966) Catalog of Living Whales, United States National Museum Bulletin 246
↑ 5.05.15.25.35.4Caballero, S., F. Trujillo, J. A. Vianna, H. Barrios-Garrido, M. G. Montiel, et al. (2007) Taxonomic status of the genus Sotalia: species level ranking for "tucuxi" (Sotalia fluviatilis) and "costero" (Sotalia guianensis) dolphins, Marine Mammal Science, vol. 23, no. 2