Clade Percopsaria (ray-finned fish)
Parent taxon: Paracanthomorphacea according to R. Betancur et al. 2013
Sister taxon: Zeiogadaria
Subtaxa: Percopsiformes
Ecology: nektonic omnivore
Distribution:
• Eocene of Canada (3: British Columbia collections), United States (4: Utah, Washington, Wyoming)
• Paleocene of Canada (3: Alberta), Denmark (2), Greenland (1)
• Cretaceous of Canada (1: Alberta), United States (4: Montana, Wyoming)
Total: 18 collections each including a single occurrence