Schizodus acuminatus (FOSSIL) Hoare & al., 1978 †
Schizodus aequilateralis (FOSSIL) (McCoy) †
Schizodus affinis (FOSSIL) Herrick, 1887 †
Schizodus alpinus (FOSSIL) J.W. Hall, 1858 †
Schizodus altus (FOSSIL) Newell & Boyd, 1975 †
Schizodus amplus (FOSSIL) F.B. Meek & A.H. Worthen,1870 †
Schizodus australis (FOSSIL) (Runnegar, 1969 †)
Flattopia axinia (FOSSIL) C.O. Waterhouse, 1987 †
Schizodus axiniformis (FOSSIL) (B. Phillips, 1836 †)
Kaibabella basilica (FOSSIL) Newell & Boyd, 1975 †
Schizodus bifidus (FOSSIL) Ciriacks, 1963 †
Kaibabella boydi (FOSSIL) C.O. Waterhouse, 1983 †
Schizodus canalis (FOSSIL) R.M. Branson, 1930 †
Schizodus cardissa (FOSSIL) L. Waagen, 1881 †
Schizodus chesterensis (FOSSIL) F.B. Meek & A.H. Worthen,1860 †
Schizodus cloacinus (FOSSIL) F.A. von Quenstedt,1858 †
Schizodus compressus (FOSSIL) B. Rogers, 1900 †
Schizodus compressus (FOSSIL) L. Waagen, 1881 †
Schizodus concentricus (FOSSIL) (Moore) †
Schizodus crespinae (FOSSIL) Dickins, 1957 †
Schizodus curtus (FOSSIL) F.B. Meek & A.H. Worthen,1866 †
Kaibabella curvilenata (FOSSIL) Chronic, 1952 †
Schizodus cycloliratus (FOSSIL) Harrington, 1955 †
Schizodus depressus (FOSSIL) A.H. Worthen, 1884 †
Schizodus dianensis (FOSSIL) H. Guo, 1985 †
Lyroschizodus djemelensis (FOSSIL) Boyd & Newell, 1979 †
Schizodus dubiiformis (FOSSIL) L. Waagen, 1881 †
Schizodus ellioti (FOSSIL) P.A. Maxwell, 1964 †
Schizodus elongatus (FOSSIL) A.W. Grabau, 1931 †
Schizodus emarginatus (FOSSIL) Reed, 1944 †
Schizodus ferrieri (FOSSIL) Girty, 1910 †
Schizodus fitzroyensis (FOSSIL) Dickins, 1963 †
Schizodus globosus (FOSSIL) P.A. Maxwell, 1964 †
Silurozodus gotlandicus (FOSSIL) Liljedahl 1992 †
Silurozodus gotlandicus (FOSSIL) Liliedahl, 1994 †