[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
   Subphylum Cephalochordata Owen, 1846 - lancelets
  Count: [*] 1f;2g;2s
     Family Branchiostomidae Bonaparte, 1841 see Family Branchiostomatidae Bonaparte, 1841
    Count: [*] 2g;2s
       Genus Branchiostoma Costa, 1834
      Count: [*] 1s
         1 Branchiostoma lanceolatum (Pallas, 1774) - amphioxus
        Count: -