Mytilarca cuneatus (FOSSIL) Kindle & M. Breger,1903 †
Cleionychia curta (FOSSIL) Foerste, 1924 †
Ambonychiopsis curvata (FOSSIL) (W.J. Raymond, 1905 †)
Ambonychinia cylindrica (FOSSIL) Isberg, 1934 †
Praeanomalodonta dalecarlica (FOSSIL) Isberg, 1934 †
Mytilarca dalhousei (FOSSIL) A.H. Clarke, 1907 †
Ambonychinia demissa (FOSSIL) Isberg, 1934 †
Ambonychiopsis demissa (FOSSIL) (T.A. Conrad, 1842 †)
Mytilarca dentata (FOSSIL) Pohl, 1929 †
Mytilarca dentiversa (FOSSIL) Isberg, 1934 †
Gosseletia devonica (FOSSIL) Barrois, 1882 †
Leconychia doylei (FOSSIL) Pojeta& Gilbert-Tomlinson, 1977 †
Mytilarca dubia (FOSSIL) Walcott, 1884 †
Mytilarca eduliformis (FOSSIL) A.H. Clarke & Ruedemann,1903 †
Ambonychinia elegans (FOSSIL) Isberg, 1934 †
Notonychia emmae (FOSSIL) P. Sánchez, 2001 †
Cleionychia excavata (FOSSIL) Ulrich, 1895 †
Ambonychinia excelsa (FOSSIL) Isberg, 1934 †
Mytilarca expansa (FOSSIL) Isberg, 1934 †
Ambonychinia extumida (FOSSIL) Isberg, 1934 †
Allonychia flanaganensis (FOSSIL) Foerste, 1914 †
Mytilarca foerstei (FOSSIL) A.H. Clarke & Ruedemann,1903 †
Praeanomalodonta foerstei (FOSSIL) Isberg, 1934 †
Cleionychia gibbosa (FOSSIL) J.J.F. Whiteaves, 1908 †
Mytilarca gibbosa (FOSSIL) J.W. Hall, 1884 †
Anomalodonta gigantea (FOSSIL) Miller, 1874 †
Ambonychinia glabra (FOSSIL) Isberg, 1934 †
Paramytilarca glabra (FOSSIL) Isberg, 1934 †
Opisthoptera gouldi (FOSSIL) (Ulrich in Hussey,1926 †)
Ambonychia grandis (FOSSIL) Ulrich 1893 †
Opisthoptera griffini (FOSSIL) Hussey, 1926 †
Gosseletia halfari (FOSSIL) Frech, 1891 †
Pteronychia haupti (FOSSIL) Pojeta& Gilbert-Tomlinson, 1977 †
Cleionychia incognita (FOSSIL) Tunniliff, 1982 †
Mytilarca inflata (FOSSIL) J.J.F. Whiteaves, 1892 †