Bivalvia - Unionida - Hyriidae
Synonym: Prisodontinae Modell 1942
Parent taxon: Hyriidae according to J. G. Carter et al. 2011
See also Beu et al. 1990, Bouchet et al. 2010 and Vokes 1980
Sister taxa: Callonaia, Castalia, Velesunioninae, Propehyridella
Subtaxa: Alathyria Antediplodon Castaliini Cucumerunionini Diplodon Diplodontini Hyria Hyridella Hyridellini Hyriini Lortiella Prisodon Protohyridella Velesunio Westralunio
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Quaternary of Argentina (1 collection), Australia (4)
• Miocene of Argentina (1), Brazil (3), Peru (5)
• 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: 25 collections each including a single occurrence