Subfamily Triforinae Kosuge 1967 (snail)
Gastropoda - Sorbeoconcha - Triphoridae
Parent taxon: Triphoridae according to B. A. Marshall 1978
Sister taxa: Biforina, Cautotriphora, Costatophora, Inella, Iniforinae, Marshallora, Mastoniaeforis, Metaxiinae, Monophorus, Norephora, Triphora, Triphorinae, Viriola
Subtaxa: Triforis
Ecology: epifaunal carnivore
Distribution:
• Quaternary of South Africa (2 collections), United States (2: California, South Carolina)
• Pliocene of the Dominican Republic (1)
• Miocene of the Dominican Republic (1), France (1), New Zealand (1), Vanuatu (1)
• Eocene of France (2), United States (1: Texas)
• Paleocene of Belgium (1), Poland (1)
Total: 14 collections including 18 occurrences