Class Mammalia Linnaeus, 1758 - mammals
†"Symmetrodontans" Simpson, 1925, incertae sedis
see Infraclass Symmetrodonta Simpson, 1925
Superlegion Trechnotheria McKenna, 1975
see Clade Trechnotheria McKenna 1975
Family †Spalacotheriidae Marsh, 1887
Genus †Zhangheotherium Hu et al., 1997, incertae sedis [monotypic]
†Zhangheotherium quinquecuspidens Hu, Wang, Luo & Li, 1997