 [organisms]
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
 [organisms]
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Subphylum Cephalochordata Owen, 1846 - lancelets
 Subphylum Cephalochordata Owen, 1846 - lancelets
     Family Branchiostomidae Bonaparte, 1841
 see Family Branchiostomatidae Bonaparte, 1841
 Family Branchiostomidae Bonaparte, 1841
 see Family Branchiostomatidae Bonaparte, 1841
       Genus Epigonichthys Peters, 1876
 Genus Epigonichthys Peters, 1876
         1 Epigonichthys lucayanum (Andrews, 1893)
 see  Epigonichthys lucayanus (Andrews, 1893)
 1 Epigonichthys lucayanum (Andrews, 1893)
 see  Epigonichthys lucayanus (Andrews, 1893)