Order †Plesiadapiformes Simons & Tattersall, 1972 see Suborder Plesiadapiformes Simons & Tattersall, 1972
   Superfamily †Microsyopoidea Osborn & Wortman, 1892
     Family †Toliapinidae Hooker, Russell & Phélizon, 1999
       1 Genus †Sarnacius Hooker, Russell & Phélizon, 1999
       2 Genus †Berruvius Russell, 1964
       3.1 Genus †Altiatlasius Sigé, 1990
       3.2.1 Genus †Avenius Russell, Phélizon & Louis, 1992
       3.2.2 Genus †Toliapina Hooker, Russell & Phélizon, 1999