| Common name | Raya de agua dulce |
| Language | Spanish |
| Type | Vernacular |
| Official trade name | No |
| Rank | 2 - (Preferred common name (unique)) |
| Country | Argentina |
| Locality | |
| Ref. | de Carvalho, M.R., N. Lovejoy and R.S. Rosa, 2003 |
| Life stage | juveniles and adults |
| Sex | females and males |
| Core | |
| 1st modifier | |
| 2nd modifier | |
| Remarks | Applies to Potamotrygon castexi. |