†subfamily Cyrtodontinae Ulrich 1894 (clam)
Bivalvia - Cyrtodontida - Cyrtodontidae
Parent taxon: Cyrtodontidae according to J. G. Carter et al. 2011
Sister taxa: Cyrtodonta, Cyrtodontula, Daliella, Dickinsartella, Heikea, Macrodesma, Matheria, Ortonella, Pharcidoconcha, Ptychodesmatinae, Sowteria, Thorslundia, Vanuxemia, Vigorniella, Warburgia, Yonginella
Subtaxa: none
Ecology: facultatively mobile semi-infaunal suspension feeder
Distribution: there are no occurrences of Cyrtodontinae in the database