Buchiola junggarensis Z.-R. Yang, 1983 † (uncertain > unassessed )
Buchiola minuta R.-J. Zhang, 1977 † (uncertain > unassessed )
Buchiola retrostriata (von Buch, 1832) †
Buchiola zhuzhouensis R.-J. Zhang, 1977 † (uncertain > unassessed )
Cardiola carens Barrande, 1881 † accepted as Undicornu carens (Barrande, 1888) †
Cardiola productum Barrande, 1881 † accepted as Undicornu productum (Barrande, 1888) †
Cypricardites angustata Vanuxem, 1842 † accepted as Amnigenia catskillensis (Vanuxem, 1842) †
Cypricardites catskillensis Vanuxem, 1842 † accepted as Amnigenia catskillensis (Vanuxem, 1842) †
Cypricardites curta Conrad, 1841 †
Cypricardites recurva Conrad, 1842 † accepted as Cimitaria recurva (Conrad, 1842) †
Kenzieana angusta Liljedahl, 1989 †
Kenzieana lata Liljedahl, 1989 †
Kenzieana nodulifera (Barrande, 1881) †
Opisthocoelus concentricus Beushausen, 1895 †
Opisthocoelus hunanensis R.-J. Zhang, 1977 † (uncertain > unassessed )
Panenka robustula Barrande, 1881 † (uncertain > unassessed )
Pichleria inaequalis J.-H. Chen, 1976 †
Pichleria incrassata J.-H. Chen, 1976 †
Praecardium distans Grabau † (uncertain > unassessed )
Praecardium distans tewoensis B.-D. Shi, 1982 † (uncertain > unassessed )
Praecardium primulum Barrande, 1881 †