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 Sigmodontinae Wagner, 1843
Genus Tylomys Peters, 1866 - climbing rats
1 Tylomys bullaris Merriam, 1901 - Chiapan climbing rat
2 Tylomys fulviventer Anthony, 1916 - fulvous-bellied climbing rat
3 Tylomys mirae Thomas, 1899
4 Tylomys nudicaudus Peters, 1866 - naked-tailed climbing rat
5 Tylomys panamensis Gray, 1873 - Panama climbing rat
6 Tylomys tumbalensis Merriam, 1901 - Tumbala climbing rat
7 Tylomys watsoni Thomas, 1899 - Watson's climbing rat