Osteichthyes - Dipnoi - Sagenodontidae
Parent taxon: Dipnoi according to A. Kemp 1993
See also Campbell and Barwick 1990, Miles 1977, Schultze 1993 and Schultze 2004
Sister taxa: Adelargo, Amadeodipterus, Apatorhynchus, Ballagadus, Cathlorhynchus, Celsiodon, Ceratodonti, Ceratodontidae, Ceratodontoidei, Chirodipteroidea, Coccovedus, Ctenodontiformes, Ctenodontoidei, Ctenodus, Devonesteus, Devonosteus, Diabolepidiformes, Dipnoiformes, Dipnorhynchiformes, Dipnorhynchina, Dipnorhynchoidei, Dipteri, Dipterida, Dipteriformes, Dipteroidei, Dongshanodus, Ferganoceratodus, Gnathorhizidae, Gosfordia, Harajicadipterus, Holodipterida, Jessenia, Limanichthys, Megapleuron, Melanognathus, Nielsenia, Occludus, Oervigia, Persephonichthys, Pinnalongus, Proceratodus, Protoceratodontidae, Protopteri, Ptychoceratodontidae, Rhinodipteridae, Sinodipterus, Sirenoidei, Speonesydrionidae, Speonesydrionina, Speonysedrion, Synthetodus, Tarachomylax, Uranolophina, Uronemoidei, Westollrhynchus, Xylognathus
Subtaxa: Aphelodus Sagenodus Straitonia
Ecology:
Distribution:
• Triassic of Australia (1 collection)
• Permian of United States (5: Oklahoma, Texas)
• Carboniferous to Permian of United States (1: Utah)
• Carboniferous of Canada (1: Nova Scotia), the United Kingdom (2), United States (4: Illinois, Kansas, West Virginia)
Total: 14 collections each including a single occurrence