†superfamily Eurypteroidea Burmeister 1843 (eurypterid)
Parent taxon: Eurypterina according to J. C. Lamsdell 2025
See also Braddy et al. 1995, Dunlop et al. 2013, Dunlop et al. 2020, Tetlie 2002 and Tetlie 2006
Sister taxa: Alkenopteroidea, Diploperculata, Dolichopteroidea, Megalograptoidea, Moselopteroidea, Onychopterelloidea, Wiedopterus
Subtaxa: Eurypteridae
Type: Eurypterus
Ecology: nektobenthic carnivore
Distribution:
• Carboniferous of Germany (1 collection), the United Kingdom (1)
• Devonian of Norway (1)
• Silurian of Canada (3: Northwest Territories, Nunavut), China (1), Estonia (2), Norway (6), the Russian Federation (1), Sweden (2), Ukraine (5), the United Kingdom (4), United States (16: Maryland, New York, Ohio, Pennsylvania, West Virginia)
Total: 43 collections including 48 occurrences