(Protopterus_annectens,(Chaoceratodus_portezuelensis,(Ameghinoceratodus_iheringi,(Ceratodus_sturii,(Ptychoceratodus_serratus,(Metaceratodus_wollastoni,Neoceratodus_forsteri,Neoceratodus_brasiliensis,Mioceratodus_anemosyrus))))));