Class Mammalia Linnaeus, 1758 - mammals Subclass †Allotheria Marsh, 1880 Order †Multituberculata Cope, 1884 Suborder †Cimolodonta McKenna, 1975 Superfamily †Djadochtatherioidea Kielan-Jaworowska & Hurum, 1997 Family †Djadochtatheriidae Kielan-Jaworowska & Hurum, 1997 Genus †Djadochtatheriumᵀ Simpson, 1925 [monotypic] †Djadochtatherium matthewi Simpson, 1925