[organisms]
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Phylum Porifera Grant, 1836 - sponges
Class Demospongiae Sollas, 1885 - demosponges
Subclass Tetractinomorpha Lévi, 1953
see Class Demospongiae Sollas, 1885
Order Spirophorida Bergquist & Hogg, 1969
see Suborder Spirophorina
Family Tetillidae Sollas, 1886
Genus Cantabrina Ferrer-Hernández, 1914