Class [Mammalia] Linnaeus, 1758 - mammals
   Order Rodentia Bowdich, 1821 - rodents
     Family Sciuridae Batsch, 1788 - squirrels, chipmunks, marmots, and prairie dogs
       Subfamily Sciurinae Batsch, 1788 - tree and ground squirrels
         Genus Epixerus Thomas, 1909 - African palm squirrels
           1 Epixerus ebii (Temminck, 1853) - Temminck's giant squirrel
           2 Epixerus wilsoni (Du Chaillu, 1860)