Clade Eusetisura Kluge 1998 (mayfly)
Parent taxon: Branchitergalia according to N. J. Kluge 2004
Sister taxon: Heptagennota
Subtaxa: Coloburiscidae Isonychiidae Oligoneuriidae
Ecology:
Distribution:
• Oligocene of United States (2: Montana collections)
• Eocene of Denmark (1), Poland (2), the Russian Federation (3), United States (1: Colorado)
• Cretaceous of Brazil (6), Canada (1: Newfoundland and Labrador), Myanmar (1)
Total: 17 collections including 21 occurrences