Phylum [Porifera] Grant, 1836 - sponges Class Demospongiae Sollas, 1885 - demosponges Subclass Heteroscleromorpha Cárdenas, Pérez & Boury-Esnault, 2012 Order Poecilosclerida Topsent, 1928 Suborder Myxillina Hajdu, van Soest & Hooper, 1994