Chondrichthyes - Euselachii - Anachronistidae
Full reference: C. J. Duffin and D. J. Ward. 1983. Neoselachian sharks' teeth from the Lower Carboniferous of Britain and the Lower Permian of the USA. Palaeontology 26(1):93-110
Parent taxon: Neoselachii according to M. Ginter et al. 2010
See also Duffin and Ward 1983 and Ivanov 1999
Sister taxa: Agaleidae, Batoidea, Batomorphii, Dalatiiformes, Duffinselache, Eorapax, Galea, Galeomorphii, Grozonodon, Hopleacanthus, Mcmurdodontidae, Nanocetorhinus, Odontorhytis, Ostenoselachidae, Palaeocarcharidae, Rhomaleodus, Squalea, Squalomorphii, Squatinomorphii, Synechodontiformes, Vallisodus
Subtaxa: Cooleyella
Type: Anachronistes
Ecology: nektonic carnivore
Distribution:
• Permian of Oman (2 collections), the Russian Federation (6), United States (9: Nevada, Texas)
• Carboniferous of the Russian Federation (2), the United Kingdom (2), United States (6: Kansas, Missouri, Nebraska, Oklahoma)
Total: 27 collections including 32 occurrences