Clade Polymixiipterygii Betancur-R et al. 2017 (ray-finned fish)
Osteichthyes - Teleosteomorpha
Originally ranked as a division
Parent taxon: Teleosteomorpha according to R. van der Laan 2019
Sister taxa: Acanthopterygii, Aspidorhynchei, Barschichthyidae, Lampripterygii, Marcopoloichthyidae, Palaeolabridae, Paracanthopterygii, Pseudoberycidae, Ruedersdorfia, Teleostei
Subtaxa: Polymixiidae Polymixiiformes
Type: Polymixiidae
Ecology: planktonic suspension feeder
Distribution:
• Miocene of France (1 collection), Japan (1)
• Eocene of France (3), United States (8: Alaska, California)
• Cretaceous of Canada (1: Northwest Territories), Germany (6), Israel (1), Italy (1), Lebanon (8), the United Kingdom (17), United States (1: Maryland)
Total: 48 collections including 61 occurrences