White-tipped Oldfield Mouse

Thomasomys is a genus of rodents in the family Cricetidae, named after British zoologist Oldfield Thomas. Nuclear DNA sequence analysis has indicated that it is a sister taxon to Rhagomys. It contains the following species:

Anderson's Oldfield mouse (Thomasomys andersoni)
Antonio Brack's Oldfield mouse (Thomasomys antoniobracki)
Apeco Oldfield mouse (Thomasomys apeco)
Golden Oldfield mouse (Thomasomys aureus)
Thomasomys auricularis
Thomasomys australis
Beady-eyed mouse (Thomasomys baeops)
Silky Oldfield mouse (Thomasomys bombycinus)
Burneo's Oldfield mouse (Thomasomys burneoi)
White-tipped Oldfield mouse (Thomasomys caudivarius)
Ashy-bellied Oldfield mouse (Thomasomys cinereiventer)
Ash-colored Oldfield mouse (Thomasomys cinereus)
Cinnamon-colored Oldfield mouse (Thomasomys cinnameus)
Daphne's Oldfield mouse (Thomasomys daphne)
Peruvian Oldfield mouse (Thomasomys eleusis)
Wandering Oldfield mouse (Thomasomys erro)
Slender Oldfield mouse (Thomasomys gracilis)
Hudson's Oldfield mouse (Thomasomys hudsoni)
Woodland Oldfield mouse (Thomasomys hylophilus)
Inca Oldfield mouse (Thomasomys incanus)
Strong-tailed Oldfield mouse (Thomasomys ischyrus)
Kalinowski's Oldfield mouse (Thomasomys kalinowskii...