| Citation | Betancur-R., R. and P.W. Willink, 2007, A new freshwater ariid (Otophysi: Siluriformes) from the Río Usumacinta Basin.. Copeia 2007(4):818-828. |
| Ref. | 75770 Betancur-R., R. and P.W. Willink, 2007 |
| Page | 826 |
| Named Used as Valid | Potamarius nelsoni |
| Comment | key; |
| Locality | |
| Distribution | Río Usumacinta basin; freshwaters. |
| Quote |