Phylum [Choanozoa] Cavalier-Smith, 1981 Class Mesomycetozoea Ajello & Mendoza, 2000 see Class Ichthyosporea Cavalier-Smith, 1998 Order Dermocystida Cavalier-Smith, 1998 Genus Dermocystidium Pérez, 1908 1 Dermocystidium salmonis 2 Dermocystidium fennicum 3 ?Dermocystidium percae