Parent taxon: Elopomorpha according to R. van der Laan 2019
See also Agiadi et al. 2020, Betancur et al. 2013, Cicimurri et al. 2025, Cicimurri et al. 2022, Ebersole et al. 2019, Fierstine et al. 2012, Forey et al. 2003, Long 2011, Nelson 2006, Nelson et al. 2016 and Nolf and Dockery 1993
Sister taxa: Anguilliformes, Elopiformes, Megalopiformes, Naiathaelon, Notacanthiformes, Saccopharygiformes, Saccopharyngiformes
Subtaxa: Albulidae Baugeichthys Genartina Marathonichthys Notacanthoidei
Ecology:
Distribution:
• Quaternary of Taiwan (1 collection), Turks and Caicos Islands (1)
• Pliocene of Greece (1), Jamaica (1), United States (1: North Carolina)
• Miocene of Chile (1), France (3), Italy (2), Japan (1), Kazakhstan (1), United States (4: Virginia)
• Oligocene of Australia (3), Belgium (1), France (2), Germany (3), Hungary (1), Japan (1), Oman (1), United States (4: Mississippi, South Carolina)
• Eocene of Australia (3), Belgium (4), Germany (1), New Zealand (6), the United Kingdom (8), United States (33: Alabama, California, Louisiana, Mississippi, Texas, Virginia)
• Paleocene to Eocene of Peru (1)
• Paleocene of Brazil (1), Denmark (4), Greenland (1), Kazakhstan (1), the Russian Federation (1), Ukraine (1), United States (4: Alabama, Maryland, Montana, South Carolina)
• Cretaceous of Canada (54: Alberta, Saskatchewan), Croatia (1), France (2), Germany (5), Italy (2), Lebanon (6), Mexico (2), Spain (2), the United Kingdom (1), United States (37: Alabama, Colorado, Georgia, Kansas, Maryland, Montana, Nebraska, North Carolina, North Dakota, South Carolina, South Dakota, Texas, Utah, Wyoming), Uzbekistan (5)
Total: 219 collections including 246 occurrences