†family Erieopteridae Tollerton 1989 (eurypterid)
Parent taxon: Dolichopteroidea according to J. C. Lamsdell 2025
See also Braddy et al. 1995 and Dunlop et al. 2020
Sister taxa: Dolichopteridae, Strobilopteridae
Subtaxa: Erieopterus
Type: Erieopterus
Ecology: nektobenthic carnivore
Distribution:
• Devonian of Canada (2: Northern Territories, Northwest Territories collections), Germany (1), United States (2: New York)
• Silurian of Canada (1: Nunavut), Estonia (1), Norway (1), United States (8: Indiana, Michigan, Michigan and Ohio, New York)
Total: 16 collections including 17 occurrences