organisms
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Kingdom Animalia Linnaeus, 1758 - animals
Subkingdom Eumetazoa Butschli, 1910
see [unranked] Eumetazoa Bütschli, 1910
Bilateria Hatschek, 1888
see Subkingdom Bilateria Hatschek, 1888
Acoelomata
see [unranked] Acoelomates Hyman, 1951
Phylum Nemertina Oersted, 1844
see Phylum Nemertini
Genus Cephalothrix Oersted, 1843