NMFS-PGC    Taxonomic Description
---------------------------------------------------------------
 4320000
 4320000   Chaetognatha                                (ITIS: 158650)
 4320000   Eukrohnia bathypelagica                     (ITIS: 158693)
 4320000   Eukrohnia hamata                            (ITIS: 158691)
 4320000          ----- HEMICHORDATA ----------
 4320000   Parasagitta elegans                         (ITIS: 158784)
 4320000   Pseudosagitta maxima                        (ITIS: 158804)