Agnomyax R. B. Stewart, 1930 (original description)
Americardia R. B. Stewart, 1930 (original description)
Bathytormus R. B. Stewart, 1930 (original description)
Calorhadia R. B. Stewart, 1930 † (original description)
Calorhadia (Litorhadia) R. B. Stewart, 1930 † accepted as Litorhadia R. B. Stewart, 1930 † (original description)
Claibornites R. B. Stewart, 1930 † (original description)
Claibornites (Codalucina) R. B. Stewart, 1930 † represented as Claibornites R. B. Stewart, 1930 † (original description)
Delectopecten R. B. Stewart, 1930 (original description)
Eophysema R. B. Stewart, 1930 † (original description)
Fraginae R. B. Stewart, 1930 (original description)
Glyptoactis R. B. Stewart, 1930 † (original description)
Lucina Bruguière, 1797 (additional source)
Neithea (Neitheops) R. B. Stewart, 1930 † represented as Neithea Drouët, 1825 † (original description)
Noetiidae R. B. Stewart, 1930 (original description)
Parallelodon (Nanonavis) R. B. Stewart, 1930 † (original description)
Pitarinae R. B. Stewart, 1930 accepted as Callocardiinae Dall, 1895 (original description)
Stereomactra Stewart, 1930 † (original description)
Trachycardiinae R. B. Stewart, 1930 (original description)
Trachycardium (Mexicardia) R. B. Stewart, 1930 represented as Trachycardium Mörch, 1853 (original description)
Trachycardium (Phlogocardia) R. B. Stewart, 1930 represented as Trachycardium Mörch, 1853 (original description)
Trapezium Megerle von Mühlfeld, 1811 (subsequent type designation)
Turnus plenus Gabb, 1864 † (additional source)