| Common name | Acarà pedral |
| Language | Portuguese |
| Dialect | Tupi |
| Type | Vernacular |
| Official trade name | No |
| Rank | 3 - (Other common name) |
| Territory | Brazil |
| Locality | |
| Ref. | Begossi, A. and J.C. Garavello, 1990 |
| Life stage | juveniles and adults |
| Sex | females and males |
| Core | morphology |
| 1st modifier | habitat/ecology |
| 2nd modifier | |
| Remarks | Acarà = variation of 'acari' = same as 'cascudo' = with hard skin (Tibiriçá, 1984) + pedral = related to 'pedra' = stone |