Phylum Porifera Grant, 1836 - sponges
Count: -
   Subphylum Hexactinellida Schmidt, 1870 see Class Hexactinellida Schmidt, 1870
  Count: [*] 2c4o15f102g29s1ss
     Class Amphidiscophora F.E. von Schulze see Subclass Amphidiscophora Schulze, 1886
    Count: 1o3f11g3s
       Order Amphidiscosida Schrammen, 1924
      Count: 3f11g3s
         Family Hyalonematidae Gray, 1857
        Count: 4g2s
           Genus Chalaronema Ijima, 1927
          Count: -
           Genus Compsocalyx Schulze, 1904
          Count: -
           Genus Hyalonema Gray, 1832
          Count: 2s
           Genus Lophophysema Schulze, 1900
          Count: -