| Nom Commun | Pirá-aca |
| Langue | Portuguese |
| Dialect | Tupi-guarani |
| Type | Vernacular |
| Nom commercial officiel | No |
| Rang | 3 - (Other common name) |
| Pays | Brazil |
| Localité | |
| Réf. | Nomura, H., 1984 |
| Stade de développement | juveniles and adults |
| Sexe | females and males |
| Racine | primary lexeme |
| 1er modificateur | morphology |
| 2nd modificateur | |
| Remarques | Pirá = fish with no scales + acá = probably a variation of acá = savage Brazilian tree (Tibiriçá, 1984); acá also could be a variation of aca = bitter or with horns (Bueno, 1998) |