[organisms]
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Kingdom Animalia Linnaeus, 1758 - animals
Branch Parazoa (Sollas, 1884)
see Phylum Porifera Grant, 1836
Phylum Porifera Grant, 1836 - sponges
Class Hexactinellida Schmidt, 1870 - hexactinellids
1 Order Hexasterophora Schulze, 1887
see Subclass Hexasterophora Schulze, 1886
2 Order Amphidiscophora Schulze, 1887
see Subclass Amphidiscophora Schulze, 1886