Thraciidae Pholadomyoida ordeneko bibalbo familia bat da.
- Asthenothaerus Carpenter, 1864
- Bushia Dall, 1886
- Cochlodesma Couthouy, 1839
- Cyathodonta Conrad, 1849
- Lampeia MacGinitie, 1959
- Parvithracia Finlay, 1927
- Thracia Leach in Blainville, 1824
- Thracia adamsi MacGinitie, 1959
- Thracia australica novozelandica (Reeve, 1859)
- Thracia challisiana Dall, 1915
- Thracia condoni Dall, 1909
- Thracia conradi Couthouy, 1839
- Thracia convexa (W. Wood, 1815)
- Thracia corbuloides Blainville, 1824
- Thracia curta Conrad, 1837
- Thracia devexa G. O. Sars, 1878
- Thracia distorta Montagu, 1808
- Thracia itoi
- Thracia morrisoni R. E. Petit, 1964
- Thracia myopsis Møller, 1842
- Thracia phaseolina (Lamarck, 1822)
- Thracia pubescens (Pulteney, 1799)
- Thracia reinga Crozier, 1966
- Thracia rugosa Lamarck, 1818
- Thracia septentrionalis Jeffreys, 1872
- Thracia stimpsoni Dall, 1886
- Thracia trapezoides Conrad, 1849
- Thracia vegrandis Marshall and Murdoch, 1919
- Thracia villosiuscula