Pachydiscus eurydice (FOSSIL) (C.J. Maury 1930 †)
Pachydiscus euzebioi (FOSSIL) (C.J. Maury 1930 †)
Pachydiscus fascicostatum (FOSSIL) Anderson 1958 †
Pachydiscus flexuosus (FOSSIL) E. Matsumoto, 1979 †
Pachydiscus gardneri (FOSSIL) (Reeside, 1947 †)
Pachydiscus gettyi (FOSSIL) (C.J. Maury 1930 †)
Pachydiscus gollevillensis (FOSSIL) (A.V.M.D. D'Orbigny,1847 †)
Pachydiscus gutierrezi (FOSSIL) Salazar & al., 2010 †
Pachydiscus haldemsis (FOSSIL) (Schluter, 1867 †)
Pachydiscus hauthali (FOSSIL) (Paulcke, 1907 †)
Pachydiscus hazzardi (FOSSIL) Jones, 1963 †
Pachydiscus hera (FOSSIL) (C.J. Maury 1930 †)
Pachydiscus hermes (FOSSIL) (C.J. Maury, 1930 †)
Pachydiscus jacquoti (FOSSIL) (Seunes, 1890 †)
Pachydiscus jeani (FOSSIL) (de Grossouvre 1894 †)
Pachydiscus kamishakensis (FOSSIL) Jones, 1963 †
Pachydiscus launayi (FOSSIL) (de Grossouvre, 1894 †)
Pachydiscus maconensis (FOSSIL) Cobban & Kennedy, 1995 †
Pachydiscus naumanni (FOSSIL) (Yokoyama, 1890 †)
Pachydiscus neubergicus (FOSSIL) (J. Von Hauer, 1858 †)
Pachydiscus oceanus (FOSSIL) (C.J. Maury, 1930 †)
Pachydiscus oldhami (FOSSIL) (Sharpe, 1855 †)
Pachydiscus ootacodensis (FOSSIL) (Stolickzka, 1865 †)
Pachydiscus oregonensis (FOSSIL) Anderson, 1958 †
Pachydiscus panochensis (FOSSIL) Anderson 1958 †
Pachydiscus parahybensis (FOSSIL) (C.J. Maury 1930 †)
Pachydiscus patagonicus (FOSSIL) (Paulcke, 1907 †)
Pachydiscus peninsularis (FOSSIL) (Anderson & G.D. Hanna 1935 †),
Pachydiscus perfidus (FOSSIL) (Grossouvre, 1894 †)
Pachydiscus perseus (FOSSIL) (C.J. Maury, 1930 †)
Pachydiscus poseidon (FOSSIL) (C.J. Maury, 1930 †)
Pachydiscus psyche (FOSSIL) (C.J. Maury 1930 †)
Pachydiscus reedsi (FOSSIL) (C.J. Maury, 1930 †)
Pachydiscus riccardi (FOSSIL) Macellari, 1986 †
Pachydiscus sharpei (FOSSIL) (Spath) †