†subfamily Dexiobiinae Newell and LaRocque 1969 (clam)
Bivalvia - Cyrtodontida - Praecardiidae
Parent taxon: Praecardiidae according to H. E. Vokes 1980
See also Bouchet et al. 2010 and Nevesskaja 2009
Sister taxa: Buchiola, Cardiolinae, Fentounia, Kralovna, Manulicula, Mucopraeca, Praecardiinae, Praecardium, Pseudocostatoria, Telycardia, Tewoella, Vetupraeca, Neklania
Ecology: facultatively mobile epifaunal suspension feeder
Distribution: