Class Mammalia Linnaeus, 1758 - mammals
   Subclass †Allotheria Marsh, 1880
     Order †Multituberculata Cope, 1884
       Suborder †"Plagiaulacida" Ameghino, 1889 [paraphyletic]
         †Plagiaulacid line
           Family †Eobaataridae Kielan-Jaworowska, Dashzeveg & Trofimov, 1987
             1 Genus †Eobaatarᵀ Kielan-Jaworowska, Dashzeveg & Trofimov, 1987
             2 Genus †Loxaulax Simpson, 1928 [monotypic]
             3 ?Genus †Monobaatar Kielan-Jaworowska, Dashzeveg & Trofimov, 1987 [monotypic]
             4 Genus †Parendotherium Crusafont Pairó & Adrover, 1966 [monotypic]
             5 Genus †Sinobaatar Hu & Wang, 2002 [monotypic]