Ballagan Formation Carboniferous Uranolophidae Tranodis Holoptychiidae Indian threadfin Sagenodus Howidipterus Sunwapta (fish) Phaneropleuron Hamodus Stomiahykus Rhynchodipterus Barwickia Fleurantia Oervigia Uranolophus Eoctenodus Orlovichthys Monongahela (fish) Westollrhynchus Iranorhynchus Ganopristodus Laccognathus Amadeodipterus Stomiahykidae Asiatoceratodus Diabolepis Dipteridae Ichnomylax Scaumenacia Xeradipterus Duffichthys Gosfordia Isityumzi Griphognathus Ferganoceratodus Powichthys Mioceratodus Pentlandia Rhynchodipteridae Conchodus Melanognathus Pseudosauripterus Straitonia Ceratodus …

Proceratodus Tarachomylax Glyptolepis (fish) Microceratodus Pillararhynchus Holodipterus Langdenia Iowadipterus Ventalepis Rhinodipterus Heimenia Archaeonectes Metaceratodus Megapleuron Holoptychius Dipnorhynchidae Sorbitorhynchus Porolepis Nielsenia Andreyevichthys Dipnorhynchus Namatozodia Chirodipteridae Palaeophichthys Neoceratodus Dipterus Quebecius Beltanodus Conchopoma Gnathorhizidae Gogodipterus Ctenodus Youngolepis Soederberghia Neoceratodontida

e Paraceratodus Ceratodontidae Arganodus Chirodipterus Retodus Ganorhynchus Ceratodontiformes Potamoceratodus Gnathorhiza Protopterus South American lungfish Porolepiformes Ptychoceratodus Timeline of fish evolution