Class Mammalia Linnaeus, 1758 - mammals
Order †Docodonta Kretzoi, 1946, incertae sedis - docodonts
Family †Docodontidae Simpson, 1929
Genus †Simpsonodon Kermack, Lee, Lees & Mussett, 1987 [monotypic]
1 †Simpsonodon oxfordensis Kermack, Lee, Lees & Mussett, 1987