[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Count: 3k;35p;34c;158o;1359f;4704g;2825s;11ss
   Superclass Tunicata Cuvier
  Count: 3c;3f;19g;44s
     Class Thaliacea van der Haeven, 1850 - salps
    Count: 3f;19g;44s
       Family Pyrosomatidae Lahille, 1888
      Count: 2g;7s
         Genus Pyrostremma Garstang, 1929
        Count: 4s
           Pyrosoma sedentarum Sebastian, 1971 see Pyrostremma spinosum (Herdman, 1888)
          Count: -