Conodonta - Ozarkodinida - Ellisoniidae
Parent taxon: Ozarkodinida according to C. Burrett 2015
See also Clark et al. 1981, Igo 2009 and Maekawa and Igo 2014
Sister taxa: Anchignathodontidae, Elictognathidae, Gamachignathus, Gondolellidae, Gondolellidea, Gondolelloidea, Idiognathodontidae, Kockelellidae, Microzarkodina, Ozarkodinina, Palmatolepididae, Periodon, Plectodina, Pterospathodontidae, Spathognathodontidae, Spathognathodontodae, Vjalovognathidae
Subtaxa: Anastrophognathus Ellisonia Foliella Furnishius Hadrodontina Merrillina Pachycladina Parachirognathus Parafurnishius Parapachycladina Stepanovites
Ecology: nektonic carnivore
Distribution:
• Triassic of Austria (1 collection), Bosnia and Herzegovina (1), China (4), Croatia (3), Greece (11), Hungary (1), Israel (3), Italy (3), Japan (1), Nepal (10), Oman (5), the Russian Federation (19), Serbia (2), Slovenia (1), Svalbard and Jan Mayen (16), Timor-Leste (2), United States (7: Alaska, Nevada), Vietnam (2)
• Permian to Triassic of India (2)
• Permian of Greece (2), Hungary (1), Iran (3), Italy (1), Mexico (1), Oman (1), the Russian Federation (14), Thailand (2)
• Carboniferous of Greece (2), Mexico (1)
• Devonian to Triassic of Greece (1)
Total: 123 collections including 166 occurrences