[Kingdom] Animalia Linnaeus, 1758 - animals
Status: extant; Count: [*†*] 12p;56c;185o;9f;391g; †6o;11g [1 Apr 2019]
   Grade Enterozoa
  Status: extant; Count: [*†*] 11p;51c;170o;9f;360g; †6o;11g [1 Apr 2019]
     Grade Cœlomata
    Status: extant; Count: [*†*] 9p;42c;156o;9f;328g; †6o;11g [1 Apr 2019]
       Phylum Echinoderma
      Status: extant; Count: [*] 6c;18o;34g [30 Mar 2019]
         Branch Tentaculata Eschscholtz, 1825
        Status: extant; Count: [*] 3c;6o;11g [30 Mar 2019]
           Class Blastoidea Say, 1825
          Status: extant; Count: [*] 2o;3g [30 Mar 2019]
             1 Order Elœacrina
            Status: extant; Count: [*] 2g
             2 Order Eleutherocrina
            Status: extant; Count: [*] 1g