| Common name | Baiacú-chifrudo |
| Language | Portuguese |
| Dialect | Tupi-guarani |
| Type | Vernacular |
| Official trade name | No |
| Rank | 3 - (Other common name) |
| Country | Brazil |
| Locality | Northeastern Brazil |
| Ref. | Brandão, J.M., 1964 |
| Life stage | juveniles and adults |
| Sex | females and males |
| Core | primary lexeme |
| 1st modifier | morphology |
| 2nd modifier | |
| Remarks | Baiacú = small poisonous fish + chifrudo = with horns; also referred in Carvalho & Branco (1977) for Northeastern Brazil |