Some workers previously classified Mesozoa as the sole phylum of the lonely subkingdom Agnotozoa. The flora is mostly derivative from that of the Indo-Malesian Subkingdom. As of 2019, all levels of taxa except subrealm, subkingdom, and subclass are used. Likewise, Cavalier-Smith reclassified the protozoan phylum Mesozoa as an animal subkingdom. By 1998, he had reclassified it as an animal subkingdom. The flora is partially shared with the Indo-Malesian Subkingdom and the Australian Kingdom. Its subkingdom is Trachaebionta, its division is Lycopodiophyta. Janet Nelson suggests that they may have been "the core of a South Saxon subkingdom". After Pengwern was overrun, the town was the base of the Mercian subkingdom of Magonsaete. This subkingdom, commonly called Aquitaine, was a new creation. He lived in a subkingdom of the Vijayanagara Empire, whose princess was Tirumala Devi. I granted a subkingdom in southern Aquitaine to his younger brother Charibert II. When treated as a formal taxon Eumetazoa is typically ranked as a subkingdom. Many classification schemes do not include a subkingdom Eumetazoa.