Class [Mammalia] Linnaeus, 1758 - mammals
   Order Rodentia Bowdich, 1821 - rodents
     Family Muridae Batsch, 1788 - rats, mice, hamsters, voles, lemmings, and gerbils
       Subfamily Murinae Batsch, 1788 - Old World mice and rats
         Genus Haeromys Thomas, 1911 - pygmy tree mice
           1 Haeromys margarettae (Thomas, 1893) - ranee mouse
           2 Haeromys minahassae (Thomas, 1896)
           3 Haeromys pusillus (Thomas, 1893) - lesser ranee mouse