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 Margaretamys Musser, 1981 - Margareta's rats
1 Margaretamys beccarii (Jentink, 1880)
2 Margaretamys elegans Musser, 1981
3 Margaretamys parvus Musser, 1981