Class Mammalia Linnaeus, 1758 - mammals
   Subclass †Allotheria Marsh, 1880
     Order †Multituberculata Cope, 1884
       Suborder †"Plagiaulacida" Ameghino, 1889 [paraphyletic]
         †Paulchoffatiid line
           Genus †Mojo Hahn, Lepage & Wouters, 1987
             1 †Mojo usuratus Hahn, Lepage & Wouters, 1987