Phylum Porifera Grant, 1836 - sponges
Status: extant
   Class Demospongiae Sollas, 1885 - demosponges
  Status: extant
     Order Astrophorida Sollas, 1888 see Suborder Astrophorina Sollas, 1888
    Status: extant
       Family Geodiidae Gray, 1867
      Status: extant
         1 Genus †Cassianothalamia Reitner, 1987
        Status: fossil