Taxonomic names from J. Pojeta 1966
- Allonychia flanaganensis, A. F. Foerste 1914 [Ambonychiidae]
- Ambonychia affinis, E. O. Ulrich 1894 [Ambonychiidae]
- Ambonychia aphaea, J. Hall 1865 [Ambonychiidae]
- Ambonychia aphea, J. Hall 1865 [Ambonychiidae]
- Ambonychia attenuata, J. Hall 1847 [Ambonychiidae]
- Ambonychia bellistriata, Hall 1847 [Ambonychiidae]
- Ambonychia curvata, P. E. Raymond 1905 [Ambonychiidae]
- Ambonychia erecta, J. Hall 1861 [Ambonychiidae]
- Ambonychia lamellosa, Whitfield 1882 [Ambonychiidae]
- Ambonychia mytiloides, J. Hall 1847 [Ambonychiidae]
- Ambonychia nitida, E. O. Ulrich 1894 [Ambonychiidae]
- Ambonychia planistriata, J. Hall 1861 [Ambonychiidae]
- Ambonychia superba, E. Billings 1866 [Ambonychiidae]
- Ambonychiidae, family, Miller 1877 [Ambonychiidae]
- Amphicoelia, J. Hall 1865 [Ambonychiidae]
- Amphicoelia costata, J. Hall and R.P. Whitfield 1875 [Ambonychiidae]
- Amphicoelia leidyi, J. Hall 1865 [Ambonychiidae]
- Amphicoelia ulrichi, T.P. Maynard 1913 [Ambonychiidae]
- Anomalodonta gigantea, S.A. Miller 1874 [Ambonychiidae]
- Anomalodonta griffini, R.C. Hussey 1926 [Ambonychiidae]
- Anoptera, E. O. Ulrich 1893 [Ambonychiidae]
- Anoptera miseneri, E. O. Ulrich 1893 [Ambonychiidae]
- Byssonychia acutirostris, E. O. Ulrich 1895 [Ambonychiidae]
- Byssonychia cultrata, E. O. Ulrich 1893 [Ambonychiidae]
- Byssonychia obesa, E. O. Ulrich 1895 [Ambonychiidae]
- Byssopteria occidentalis, C.F. Fenton and M.A. Fenton 1924 [Ambonychiidae]
- Byssopteria radiata, J. Hall 1883 [Ambonychiidae]
- Cleionychia curta, A. F. Foerste 1924 [Ambonychiidae]
- Cleionychia excavata, E. O. Ulrich 1895 [Ambonychiidae]
- Cleionychia rhomboidea, E. O. Ulrich 1892 [Ambonychiidae]
- Cleionychia subundata, E. O. Ulrich 1895 [Ambonychiidae]
- Clionychia angusta, A. F. Foerste 1918 [Ambonychiidae]
- Clionychia crebra, L.L. Khalfin 1958 [Ambonychiidae]
- Clionychia crispa, L.L. Khalfin 1958 [Ambonychiidae]
- Clionychia gibbosa, J.F. Whiteaves 1908 [Ambonychiidae]
- Clionychia marginalis, P. E. Raymond 1905 [Ambonychiidae]
- Clionychia ottawaensis, J.F. Whiteaves 1908 [Ambonychiidae]
- Clionychia triangularis, G.O. Raasch in Shrock & Raasch 1937 [Ambonychiidae]
- Congeriomorpha andrusovi, A. Stoyanow 1948 [Congeriomorphidae]
- Eridonychia, E. O. Ulrich 1895 [Ambonychiidae]
- Eridonychia apicalis, E. O. Ulrich 1895 [Ambonychiidae]
- Eridonychia paucicostata, E. O. Ulrich 1895 [Ambonychiidae]
- Gosseletia (Cyrtodontopsis), F. Frech 1891 [Ambonychiidae]
- Gosseletia (Cyrtodontopsis) halfari, F. Frech 1891 [Ambonychiidae]
- Gosseletia (Cyrtodontopsis) kayseri, F. Frech 1891 [Cyrtodontidae]
- Gosseletia (Cyrtodontopsis) praecursor, F. Frech 1891 [Modiomorphidae]
- Gosseletia (Cyrtodontopsis) quartzitica, F. Frech 1891 [Cyrtodontidae]
- Gosseletia devonica, C. Barrois 1882 [Ambonychiidae]
- Gosseletia retusa, J. Hall 1883 [Ambonychiidae]
- Inoceramus chemungensis, T.A. Conrad 1842 [Ambonychiidae]
- Lophonychia, E.R. Pohl 1929 [Ambonychiidae]
- Lophonychia cordata, G.A. Stewart 1933 [Ambonychiidae]
- Lophonychia cultellata, E.R. Pohl 1929 [Ambonychiidae]
- Megambonia cordiformis, J. Hall 1859 [Ambonychiidae]
- Megambonia jamesi, F.B. Meek 1872 [Ambonychiidae]
- Megaptera alata, F.B. Meek 1872 [Ambonychiidae]
- Megaptera casei, F.B. Meek and A.H. Worthen 1866 [Ambonychiidae]
- Megaptera fissicosta, F. B. Meek 1873 [Ambonychiidae]
- Myalina mytiliformis, J. Hall 1852 [Ambonychiidae]
- Mytilarca amii, F.H. McLearn 1924 [Ambonychiidae]
- Mytilarca arenacea, J. Hall and R.P. Whitfield 1869 [Ambonychiidae]
- Mytilarca attenuata, J. Hall and R.P. Whitfield 1869 [Ambonychiidae]
- Mytilarca canadensis, E. Billings 1874 [Ambonychiidae]
- Mytilarca cingulosa, E.R. Pohl 1929 [Ambonychiidae]
- Mytilarca dalhousei, J. M. Clarke 1907 [Ambonychiidae]
- Mytilarca dentata, E.R. Pohl 1929 [Ambonychiidae]
- Mytilarca eduliformis, J. M. Clarke and R. Ruedemann 1903 [Ambonychiidae]
- Mytilarca foerstei, J. M. Clarke and R. Ruedemann 1903 [Ambonychiidae]
- Mytilarca gibbosa, J. Hall 1884 [Ambonychiidae]
- Mytilarca inflata, J.F. Whiteaves 1892 [Ambonychiidae]
- Mytilarca marylandica, D.W. Ohern in Ohern & Maynard 1913 [Ambonychiidae]
- Mytilarca obliqua, S. Weller 1903 [Ambonychiidae]
- Mytilarca percarinata, J.B. Whitfield 1882 [Ambonychiidae]
- Mytilarca pernoides, J.F. Whiteaves 1905 [Ambonychiidae]
- Mytilarca ponderosa, J. Hall and J.B. Whitfield 1869 [Ambonychiidae]
- Mytilarca pyrimadata, J. Hall 1883 [Ambonychiidae]
- Mytilarca sigilla, J. Hall 1876 [Ambonychiidae]
- Mytilarca trigonale, H.F. Cleland 1911 [Ambonychiidae]
- Opistholoba, E. O. Ulrich in Hussey 1926 [Ambonychiidae]
- Opistholoba gouldi, E. O. Ulrich in Hussey 1926 [Ambonychiidae]
- Opisthoptera alternata, E. O. Ulrich 1895 [Ambonychiidae]
- Opisthoptera concordensis, A. F. Foerste 1910 [Ambonychiidae]
- Opisthoptera extenuata, E. O. Ulrich 1895 [Ambonychiidae]
- Opisthoptera obliqua, E. O. Ulrich 1895 [Ambonychiidae]
- Plethomytilus, J. Hall 1884 [Ambonychiidae]
- Plethomytilus cuneatus, E.M. Kindle and C.L. Breger 1903 [Ambonychiidae]
- Plethomytilus knappi, J. Hall 1884 [Ambonychiidae]
- Plethomytilus rowei, D.W. Ohern in Ohern & Maynard 1913 [Ambonychiidae]
- Plethomytilus suberectus, D.W. Ohern in Ohern & Maynard 1913 [Ambonychiidae]
- Pterinea orbicularis, Emmons 1842 [Ambonychiidae]
- Pterinea triquetra, T.A. Conrad 1838 [Ambonychiidae]
- Pterinea undata, Emmons 1842 [Ambonychiidae]
- Streptomytilus wabashensis, E.M. Kindle and C.L. Breger 1904 [Ambonychiidae]