| Reference no. | Márquez, M.R., 1990 |
| Ecosystem | Rio de la Plata |
| Status | native |
| Abundance | scarce (very unlikely) |
| Lifestage | adults |
| Regional database | |
| Remarks | Known from Rio de la Plata (Ref. 1397, p. 16). Non-breeding population in Mar del Plata have sizes ranging from 50 to 115 cm straight carapace length. |