†family Dualinidae Conrath 1887 (clam)
Bivalvia - Cyrtodontida - Dualinidae
Synonym: Silurinidae Neumayr 1891
Parent taxon: Dualinoidea according to J. G. Carter et al. 2011
See also Bouchet et al. 2010
Sister taxa: Praelucinidae, Spanilidae, Stolidotidae
Subtaxa: Dualininae Loxopteriinae
Ecology: facultatively mobile epifaunal suspension feeder
Distribution: found only at Bergisches Land (Rhenish Massif), Germany; Knoppenbiessen-beds (Devonian of Germany)