Exhibit 8.1
List of Subsidiaries of Vista Oil & Gas, S.A.B de C.V.
| Subsidiary |
Jurisdiction of incorporation |
Name under which the | ||
| Vista Oil & Gas Argentina S.A.U. | Argentina | Vista Argentina | ||
| Vista Oil & Gas Holding I, S.A. de C.V. | Mexico | Vista Holding I | ||
| Vista Oil & Gas Holding II, S.A. de C.V. | Mexico | Vista Holding II | ||
| Aleph Midstream S.A. | Argentina | Aleph Midstream |