Class Mammalia Linnaeus, 1758 - mammals
   Order Rodentia Bowdich, 1821 - rodents
     Suborder Sciurognathi (Tullberg, 1899) see Suborder Sciuromorpha Brandt, 1855
       Family Muridae Batsch, 1788 - rats, mice, hamsters, voles, lemmings, and gerbils
         Subfamily Murinae Batsch, 1788 - Old World mice and rats
           Genus ‡Malpaisomys Hutterer, López-Martínez & Michaux, 1988 - Canarian lava fields rat
             1 ‡Malpaisomys insularis Hutterer et al., 1988 - Canarian lava fields rat