Invalid names: Aelurodraco microps Broom and Robinson 1948 [synonym], Cyrbasiodon boycei Broom 1931 [synonym], Galecranium liorhynchus Broom 1948 [synonym], Galeophrys kitchingi Broom 1948 [synonym], Leavachia duvenhagei Broom 1948 [synonym], Leavachia gracilis Brink and Kitching 1951 [synonym], Mygalesaurus platyceps Broom 1942 [synonym], Nanictosuchus melinodon Broom 1940 [synonym], Paracynosuchus rubidgei Broom 1940 [synonym], Parathrinaxodon proops Parrington 1936 [synonym], Procynosuchus rubidgei Broom 1938 [synonym], Protocynodon pricei Broom 1949 [synonym], Scalopocynodon gracilis Brink 1961 [synonym], Silphedestes polyodon Broom 1949 [synonym], Silphedocynodon gymnotemporalis Brink 1951 [synonym]