Class Mammalia Linnaeus, 1758 - mammals "Eupantotheria" Kermack & Mussett, 1958, incertae sedis [paraphyletic] Superorder Zatheria McKenna, 1975 see Clade Zatheria McKenna 1975 Genus †Arguimus Dashzeveg, 1979, incertae sedis [monotypic] †Arguimus khosbajari Dashzeveg, 1979