| Common name | Carapicu-açú |
| Language | Portuguese |
| Dialect | Tupi-guarani |
| Type | Vernacular |
| Official trade name | No |
| Rank | 2 - (Preferred common name (unique)) |
| Country | Brazil |
| Locality | Rio Grande do Norte |
| Ref. | Soares, L.H., 1988 |
| Life stage | juveniles and adults |
| Sex | females and males |
| Core | morphology |
| 1st modifier | mod. for size |
| 2nd modifier | |
| Remarks | Carapicu = variation of acarapucu (Tibiriçá, 1984) = long fish with scales (Bueno, 1998) + açú = assu = big (Bueno, 1998) |