Osteichthyes - Palaeonisciformes - Pygopteridae
Full reference: H. Aldinger. 1937. Permische ganoidfische aus Ostgrönland. Meddelelser om Grønland 102(3):1-392
Parent taxon: Palaeoniscoidei according to J. S. Nelson 2006
See also Aldinger 1937
Sister taxa: Amblypteridae, Birgeriidae, Dicellopygidae, Lawrenciella, Muensterichthys, Palaeoniscidae, Rhabdolepidae, Rhadinichthyidae, Zhejiangichthys
Subtaxa: Briveichthys Itararichthys Pygopterus Zaborichthys
Ecology: nektonic carnivore
Distribution:
• Triassic of France (4 collections), Svalbard and Jan Mayen (5)
• Permian of France (1), Germany (10), Greenland (3), the Russian Federation (1), Turkey (1), the United Kingdom (9), Uruguay (1)
• Carboniferous of Belgium (1), the Czech Republic (13)
Total: 49 collections including 51 occurrences