Umkomasiaceae

Cladus: Eukaryota
Regnum: Plantae
Division: †Pteridospermatophyta
Classis: Pteridospermopsida
Ordo: Peltaspermales
Familia: Umkomasiaceae
Genus: Pachypteris

References

* http://www.taxonomy.nl/taxonomicon/TaxonTree.aspx?id=4253