†family Frenguelliellidae Nakano 1960 (clam)
Bivalvia - Trigoniida - Frenguelliellidae
Parent taxon: Myophorellacea according to E. Pérez et al. 2008
Sister taxa: Megatrigonioidae, Myophorelloidae, Steinmanellidae
Subtaxa: Terrypoultoniella
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Jurassic of Argentina (3 collections), Canada (1: British Columbia)
Total: 4 collections each including a single occurrence