Class Mammalia Linnaeus, 1758 - mammals
   Subclass †Allotheria Marsh, 1880
     Order †Multituberculata Cope, 1884
       Suborder †Cimolodonta McKenna, 1975
         †Paracimexomys group incertae sedis
           Genus †Paracimexomysᵀ Archibald, 1982
             1 †Paracimexomys priscusᵀ (Lillegraven, 1969)
             2 †Paracimexomys magister (Fox, 1971)
             3 †Paracimexomys perplexus Eaton & Cifelli, 2001
             4 ?†Paracimexomys crossi Cifelli, 1997
             5 ?†Paracimexomys robisoni Eaton & Nelson, 1991