Class Mammalia Linnaeus, 1758 - mammals Subclass †Allotheria Marsh, 1880 Order †Multituberculata Cope, 1884 Suborder †Cimolodonta McKenna, 1975 †Paracimexomys group incertae sedis Genus †Dakotamys Eaton, 1995 [monotypic] †Dakotamys malcolmi Eaton, 1995