F. M. Fernandes, J. S. Albert, M. D. F. Z. Daniel-Silva, C. E. Lopes, W. G. Crampton, and L. F. Almeida-Toledo, “A new Gymnotus (Teleostei: Gymnotiformes: Gymnotidae) from the Pantanal Matogrossense of Brazil and adjacent drainages: continued documentation of a cryptic fauna”, Zootaxa, vol. 933, no. 1, pp. 1–14, Apr. 2005.