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
         Family †Bobolestidae Nessov, 1989, incertae sedis [monotypic] see Family Otlestidae Nessov, 1985
           1 Genus †Bobolestes Nessov, 1985 [monotypic]