| Citation | Signorelli, J.H. and G. Pastorino, 2012 A revision of the living Mactridae (Bivalvia: Autobranchia) from northern Argentina and Uruguay. Amer. Malac. Bull. 30(1):85-101. |
| Ref. | 116328 Signorelli, J.H. and G. Pastorino, 2012 |
| Page | 86 |
| Named Used as Valid | Mactra guidoi |
| Locality | |
| Distribution | Brazil to Argentina. |