northern viscacha
southern viscacha
coruro
mountain viscacha
mountain chinchilla
coendou
Guianan cock-of-the-rock
bunny rat
oldfield mouse
bushytail woodrat
trade rat
Neotoma cinerea
packrat
pack rat
sigmodontine
shrew-faced squirrel
viscacha
southern lapwing
grasshopper mouse
steppe lemming
castorimorph
agua toad
Stoliczka's mountain vole
Bufo marinus
agua
phiomorph
red squirrel
dipodine
field rat
dipodoid
genus Ischigualastia
Ischigualastia
woolly nightshade
Psaltriparus
genus Psaltriparus
talpid
Botteri's sparrow
desert rat
genus Calypso
arvicoline
long-tailed chinchilla
northern birch mouse
rupicaprine
ctenomyid
Duplicidentata
cavioid
edentate
mammaliaform
octodontoid
nesomyine