| Reference no. | Description | Year | Name Used | Page |
|---|---|---|---|---|
| 41292 | Albert, J.S. and W.G.R. Crampton, 2001. Five new species of Gymnotus (Teleostei: Gymnotiformes) from an upper Amazon floodplain, with descriptions of electric organ discharges and ecology. Ichthyol. Explor. Freshwat. 12(3):241-266. | 2001 | Gymnotus arapaima | 250-253;fig.3c,6 |
| 36692 | Campos-da-Paz, R., 2003. Gymnotidae (Naked-back knifefishes). p. 483-486. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre EDIPUCRS, Brasil. | 2003 | Gymnotus arapaima | 484 |
| 116654 | Saks, L., 2017. Estonian Common Names, Rank 2. Personal communication | 2017 | Gymnotus arapaima | --> |
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