| Name | Austrocalyxaceae |
| Authorship | |
| Rank | Family |
| NomenclaturalStatus | NomLeg |
| Placed in | Life |
| Contains | Polycalyx J. C. Vega & S. Archangelsky |
| Remarks | J. C. Vega & S. Archang., Palaeontographica, Abt. B., Palåophytol. 257(lfg. 1-6): 12. 2001. Type: Austrocalyx J. C. Vega & S. Archan. |