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
             Genus †Eobaatarᵀ Kielan-Jaworowska, Dashzeveg & Trofimov, 1987
               1 †Eobaatar magnusᵀ Kielan-Jaworowska et al., 1987
               2 †Eobaatar hispanicus Hahn & Hahn, 1992
               3 †Eobaatar minor Kielan-Jaworowska et al., 1987
               4 ?†Eobaatar pajaronensis Hahn & Hahn, 2001