Superfamily Hyrioidea Swainson 1840 (clam)
Parent taxon: Hyriidina according to J. G. Carter et al. 2011
See also Bouchet et al. 2010
Sister taxa: none
Subtaxa: Hyriidae
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Quaternary of Argentina (1 collection), Australia (4)
• Miocene of Argentina (1), Brazil (4), Peru (5)
• Oligocene of New Zealand (1)
• Eocene to Oligocene of Peru (1)
• Eocene of Argentina (2)
• Cretaceous of Argentina (3), Australia (1)
• Jurassic of Uruguay (1)
• Triassic of New Zealand (1), United States (3: Arizona, New Mexico)
Total: 28 collections including 33 occurrences