Aechminaria Coryell & Williamson, 1936 † (original description)
Aechminaria nodosa Coryell & Williamson, 1936 † (original description)
Aechminaria robusta Coryell & Williamson, 1936 † (original description)
Bairdia planoconvexa Coryell & Williamson, 1936 † accepted as Camdenidea planoconvexa (Coryell & Williamson, 1936) † (original description)
Bythocypris sinuosa Coryell & Williamson, 1936 † (original description)
Cornulina Coryell & Williamson, 1936 † accepted as Waldronites Coryell & Williamson in Agnew, 1942 † (original description)
Cornulina bispinosa Coryell & Williamson, 1936 † accepted as Waldronites bispinosa (Coryell & Williamson, 1936) † (original description)
Cornulina fractomarginata Coryell & Williamson, 1936 † (original description)
Cornulina sigmoidia Coryell & Williamson, 1936 † accepted as Waldronites sigmoidia (Coryell & Williamson, 1936) † (original description)
Cornulina silurica Coryell & Williamson, 1936 † accepted as Waldronites silurica (Coryell & Williamson, 1936) † (original description)
Cyrtocypris Coryell & Williamson, 1936 † (original description)
Cyrtocypris subovata Coryell & Williamson, 1936 † (original description)
Eridoconcha concentrica Coryell & Williamson, 1936 † accepted as  † (original description)
Euprimitia elongata Coryell & Williamson, 1936 † (original description)
Halliella truncata Coryell & Williamson, 1936 † (original description)
Lindsayella Coryell & Williamson, 1936 † (original description)
Lindsayella rugosa Coryell & Williamson, 1936 † (original description)
Lindsayella waldronensis Coryell & Williamson, 1936 † (original description)
Paraechmina indianensis Coryell & Williamson, 1936 † (original description)
Waldronites Coryell & Williamson in Agnew, 1942 † (original description (unavailable nomenclaturally))