Family Cyrenoididae Adams and Adams 1857 (clam)
Bivalvia - Cardiida - Cyrenoididae
Synonym: Cyrenellidae Gray 1853
Parent taxon: Cyrenoidea according to J. G. Carter et al. 2011
See also Bouchet et al. 2010, Newell 1965, Taylor et al. 2009 and Vokes 1980
Sister taxa: Cyrenidae, Glauconomidae
Ecology: facultatively mobile infaunal suspension feeder
Distribution: found only at YPM Loc. A-919 [Fort Thompson Fm] (Quaternary of Florida)