Class Mammalia Linnaeus, 1758 - mammals
Subclass Boreosphenida Luo, Cifelli & Kielan-Jaworowska, 2001 - tribotherians
see Clade Boreosphenida Luo, Cifelli & Kielan-Jaworowska 2001
Infraclass Eutheria Gill, 1872
Magnorder Epitheria McKenna, 1975
see Cohort Placentalia Owen, 1837
Superorder Ungulatomorpha Archibald, 1996
Family †"Zhelestidae" Nessov, 1985, incertae sedis [paraphyletic]
Genus †Lainodon Gheerbrant & Astibia, 1994 [monotypic]
1 †Lainodon orueetxebarriai Gheerbrant & Astibia, 1994