Conodonta - Prioniodontida - Icriodontidae
Parent taxon: Prioniodontacea according to D.L. Clark et al. 1981
See also Chatterton and Perry 1977
Sister taxa: Oepikodontidae, Phragmodontidae, Polyplacognathidae
Subtaxa: Antognathus Caudicriodus Icriodus Pedavis Pelekysgnathus Sannemannia
Ecology: nektonic carnivore
Distribution:
• Givetian of the Russian Federation (1 collection)
• Devonian to Triassic of Greece (1)
• Devonian of Afghanistan (1), Algeria (7), Australia (46), Austria (76), Belgium (56), Bulgaria (21), Canada (81: Northwest Territories, Nunavut, Ontario, Yukon), China (36), Czechia (48), France (65), Germany (65), Greece (3), Iran (16), Italy (15), Mongolia (1), Morocco (166), New Zealand (1), Poland (73), Portugal (1), the Russian Federation (27), Spain (75), Tajikistan (5), Thailand (3), Türkiye (3), Ukraine (5), United States (134: Alaska, Arizona, California, Colorado, Indiana, Iowa, Michigan, Minnesota, Nebraska, Nevada, New York, Ohio, Texas, Utah), Uzbekistan (2), Vietnam (1), Western Sahara (2)
• Silurian to Devonian of Algeria (1), Australia (4)
• Silurian of Australia (6), Austria (4), Canada (1: Nunavut), Czechia (6), Sweden (3), Ukraine (1), United States (32: Nevada)
Total: 1095 collections including 1793 occurrences