Conodonta - Protopanderodontida
Parent taxon: Conodonta according to L. J. Pyle and C. R. Barnes 2002
See also Sweet 1988
Sister taxa: Acodina, Aldridgeodus, Aldridgeognathus, Amphigeisinidae, Ancidontus, Ancyrogondolella, Apteracontiodus, Belodellida, Bengtsonella, Branmehla, Chengyuania, Coleodontidae, Costiconus, Dasytodus, Diaphanodus, Dischidognathus, Distacodidae, Dolborodina, Enantiognathus, Euconodonta, Euconodonta, Euconodonta, Fahraeosodus, Falcodus, Gagievodus, Gobduntaulepis, Heterdontoides, Hindeodella andrusovi, Iowagnathus, Llandoverygnathus, Lundodus, Minimodus, Nasusgnathus, Noixodontus, Omanognathus, Oslodus, Ozarkodinida, Palmatodella, Panderodontida, Pandorinella, Paraconodontida, Parvigondolella, Polygnathida, Polyplacognathida, Prioniodontida, Pseudobelodella, Rexroadus, Rhynchognathodus, Rotundoconus, Sagittodontus, Silurognathus, Spathognathodus, Tardogondolella, Trichonodella, Youngquistognathus, Zygognathus
Subtaxa: Acanthodontidae Clavohamulidae Cornuodontidae Drepanoistodontidae Oneotodontidae Protopanderodontidae Serratognathidae
Ecology: nektonic carnivore
Distribution:
• Carboniferous of United States (1: Oklahoma collection)
• Devonian to Triassic of Greece (1)
• Devonian of Australia (7), Canada (1: Ontario), China (5), Germany (1), Greece (2), Morocco (3), United States (2: Nevada), Vietnam (1)
• Silurian to Devonian of Australia (1)
• Silurian of Australia (1), Canada (2: Québec), Estonia (1), Greece (1), Malaysia (2), the Russian Federation (1), Sweden (1), the United Kingdom (1), United States (95: California, Georgia, Indiana, Kentucky, Missouri, Ohio)
• Aluoja of Sweden (8)
• Chazyan of United States (1: Tennessee)
• Whiterockian of Canada (6: British Columbia, Northwest Territories), United States (12: Nevada)
• Fennian of Canada (1: New Brunswick)
• Volkhov of Estonia (12), the Russian Federation (11), Sweden (7)
• Arenig of Argentina (5), Australia (1), Canada (1: Ontario), China (26), Norway (1), the Russian Federation (5), United States (2: Montana, North Dakota)
• Dawan of China (6)
• Arenigian of United States (1: Alaska)
• Ordovician to Silurian of Canada (21: Nunavut, Québec), United States (1: California)
• Ordovician of Argentina (45), Australia (18), Austria (5), Canada (195: British Columbia, Cape Manning, Cornwallis Island, Manitoba, Newfoundland, Newfoundland and Labrador, Northwest Territories, Nunavut, Ontario, Quebec, Québec), China (107), the Czech Republic (2), Denmark (1), Estonia (18), Germany (1), Greenland (9), Iran (2), Ireland (1), Italy (1), Kazakhstan (3), Lithuania (1), Malaysia (23), Mexico (1), Mongolia (2), New Zealand (8), Norway (2), Peru (1), Poland (14), the Russian Federation (104), Spain (3), Svalbard and Jan Mayen (2), Sweden (25), Thailand (9), the United Kingdom (2), United States (127: Alaska, Colorado, Iowa, Michigan, Minnesota, Missouri, Montana, Nevada, New Mexico, New York, North Dakota, Ohio, Oklahoma, Texas, Utah, Virginia, Wyoming)
• Tremadoc of Antarctica (1), Argentina (5), Canada (9: British Columbia), China (24), Iran (8), Kazakhstan (4), Mexico (5), the Russian Federation (15), South Korea (10), Sweden (6), United States (7: Colorado, Montana, Nevada, Virginia)
• Ibexian of United States (2: Nevada, New York)
• Skullrockian of United States (2: New York, Texas)
• Cambrian to Ordovician of Canada (1: Quebec), the Russian Federation (2)
• Cambrian of Australia (5), Canada (18: Alberta, Newfoundland and Labrador, Nunavut, Nunuvat), China (29), Kazakhstan (1), New Zealand (1), Norway (1), the Russian Federation (2), South Korea (12), United States (8: New Mexico, New York, Vermont, Virginia)
Total: 1168 collections including 3231 occurrences