Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925 Phylum Axostylata see Phylum Metamonada Grassé, 1952 1 Class Oxymonadea Grassé, 1952 see Order Oxymonadida Grassé, 1952 2 Class Parabasalea Honigberg, 1973 see Superclass Parabasalia Honigberg, 1973