Brazil
Checklist of Endemic Mammal Species
This list of mammal species found exclusively in Brazil is based on the taxonomy used in the Mammal Diversity Database (2020). For further details on possible inaccuracies in the list see Sources & Caveats.
American Society of Mammalogists (2020) Mammal Diversity Database, Version 1.2 http://www.mammaldiversity.org, accessed 24 September 2020. An online version can be found here.
Additional species recognized more recently by the Mammal Diversity Database and additional species recognized by the Illustrated Checklist of the Mammals of the World (Lynx) are listed at the bottom of the page.
X = extinct
Mazama
bororo (Artiodactyla -
Cervidae) Small Red Brocket
Inia
araguaiaensis (Artiodactyla
- Iniidae) Araguaian Boto
Lycalopex
vetulus (Carnivora - Canidae) Hoary
Fox
Leopardus
emiliae (Carnivora - Felidae) Eastern
Tigrina
Dryadonycteris
capixaba (Chiroptera
- Phyllostomidae) Capixaba Nectar-feeding Bat
Glyphonycteris
behnii (Chiroptera - Phyllostomidae) Behn's Big-eared Bat
Lonchophylla
bokermanni (Chiroptera
- Phyllostomidae) Bokermann's Nectar Bat
Lonchophylla
dekeyseri (Chiroptera
- Phyllostomidae) Dekeyser's Nectar Bat
Lonchophylla
inexpectata (Chiroptera
- Phyllostomidae) Pale-bellied Nectar Bat
Lonchophylla
mordax (Chiroptera - Phyllostomidae) Brazilian Nectar Bat
Lonchophylla
peracchii (Chiroptera
- Phyllostomidae) Peracchi's Nectar Bat
Micronycteris
sanborni (Chiroptera
- Phyllostomidae) Sanborn's Big-eared Bat
Neonycteris
pusilla (Chiroptera - Phyllostomidae) Least Big-eared Bat
Platyrrhinus
recifinus (Chiroptera
- Phyllostomidae) Recife Broad-nosed Bat
Trachops
ehrhardti (Chiroptera
- Phyllostomidae) Atlantic Forest Fringe-lipped Bat
Xeronycteris
vieirai (Chiroptera - Phyllostomidae) Vieira's Long-tongued Bat
Eptesicus
taddeii (Chiroptera - Vespertilionidae) Tadde's Serotine
Histiotus
alienus (Chiroptera - Vespertilionidae) Strange Big-eared Brown Bat
Lasiurus
ebenus (Chiroptera - Vespertilionidae) Hairy-tailed Bat
Tolypeutes
tricinctus (Cingulata
- Chlamyphoridae) Brazilian Three-banded Armadillo
Cryptonanus
agricolai (Didelphimorphia
- Didelphidae) Agricola's Opossum
Cryptonanus
guahybae (Didelphimorphia
- Didelphidae) Guaiba Mouse Opossum
Marmosa
limae (Didelphimorphia
- Didelphidae) Brazilian Woolly Mouse Opossum
Marmosops
incanus (Didelphimorphia
- Didelphidae) Gray Slender Opossum
Marmosops
paulensis (Didelphimorphia
- Didelphidae) Brazilian Slender Opossum
Monodelphis
americana (Didelphimorphia
- Didelphidae) Northern Three-striped Opossum
Monodelphis
iheringi (Didelphimorphia
- Didelphidae) Ihering's Three-striped Opossum
Monodelphis
pinocchio (Didelphimorphia
- Didelphidae) Long-nosed Short-tailed Opossum
Monodelphis
saci (Didelphimorphia
- Didelphidae) Saci Short-tailed Opossum
Monodelphis
vossi (Didelphimorphia
- Didelphidae) Voss' Short-tailed Opossum
Thylamys
karimii (Didelphimorphia
- Didelphidae) Karimi's Fat-tailed Opossum
Thylamys
velutinus (Didelphimorphia
- Didelphidae) Dwarf Fat-tailed Opossum
Sylvilagus
brasiliensis (Lagomorpha
- Leporidae) Common Tapeti
Sylvilagus
tapetillus (Lagomorpha
- Leporidae) Coastal Tapeti
Bradypus
torquatus (Pilosa
- Bradypodidae) Northern Maned Sloth
Cyclopes
rufus (Pilosa - Cyclopedidae) Red Silky Anteater
Cyclopes
xinguensis (Pilosa
- Cyclopedidae) Xingu Silky Anteater
Alouatta
belzebul (Primates
- Atelidae) Red-handed Howler
Alouatta
discolor (Primates
- Atelidae) Spix's Howler
Alouatta
nigerrima (Primates
- Atelidae) Amazon Black Howler
Alouatta
ululata (Primates - Atelidae) Maranhao
Red-handed Howler
Ateles
marginatus (Primates
- Atelidae) White-whiskered Spider Monkey
Brachyteles
arachnoides (Primates
- Atelidae) Southern Muriqui
Brachyteles
hypoxanthus (Primates
- Atelidae) Northern Muriqui
Callithrix
aurita (Primates - Callitrichidae) Buffy-tufted-ear Marmoset
Callithrix
flaviceps (Primates
- Callitrichidae) Buffy-headed Marmoset
Callithrix
geoffroyi (Primates
- Callitrichidae) Geoffroy's Tufted-ear Marmoset
Callithrix
jacchus (Primates - Callitrichidae) Common Marmoset
Callithrix
kuhlii (Primates - Callitrichidae) Wied's Black-tufted-ear Marmoset
Callithrix
penicillata (Primates
- Callitrichidae) Black-tufted-ear Marmoset
Leontopithecus
caissara (Primates
- Callitrichidae) Black-faced Lion Tamarin
Leontopithecus
chrysomelas (Primates
- Callitrichidae) Golden-headed Lion Tamarin
Leontopithecus
chrysopygus (Primates
- Callitrichidae) Black Lion Tamarin
Leontopithecus
rosalia (Primates - Callitrichidae) Golden Lion Tamarin
Mico
acariensis (Primates
- Callitrichidae) Rio Acari Marmoset
Mico
argentatus (Primates
- Callitrichidae) Silvery Marmoset
Mico
chrysoleucos (Primates
- Callitrichidae) Golden-white Tassel-ear Marmoset
Mico
emiliae (Primates - Callitrichidae) Snethlage's Marmoset
Mico
humeralifer (Primates
- Callitrichidae) Santararem Marmoset
Mico
humilis (Primates - Callitrichidae) Black-crowned Dwarf Marmoset
Mico
intermedius (Primates
- Callitrichidae) Rio Aripuana Marmoset
Mico
leucippe (Primates
- Callitrichidae) Golden-white Bare-ear Marmoset
Mico
marcai (Primates - Callitrichidae) Marca's Marmoset
Mico
mauesi (Primates - Callitrichidae) Maues Marmoset
Mico
munduruku (Primates
- Callitrichidae) Munduruku Marmoset
Mico
nigriceps (Primates
- Callitrichidae) Black-headed Marmoset
Mico
rondoni (Primates - Callitrichidae) Rondon's Marmoset
Mico
saterei (Primates - Callitrichidae) Satere Marmoset
Saguinus
bicolor (Primates - Callitrichidae) Pied Tamarin
Saguinus
cruzlimai (Primates
- Callitrichidae) Cruz Lima's Saddle-back Tamarin
Saguinus
martinsi (Primates
- Callitrichidae) Martins' Bare-faced Tamarin
Saguinus
niger (Primates - Callitrichidae) Western Black-handed Tamarin
Saguinus
ursula (Primates - Callitrichidae) Eastern Black-handed Tamarin
Cebus
kaapori (Primates - Cebidae) Ka'apor
Capuchin
Saimiri
collinsi (Primates
- Cebidae) Collins' Squirrel Monkey
Saimiri
ustus (Primates - Cebidae) Golden-backed
Squirrel Monkey
Saimiri
vanzolinii (Primates
- Cebidae) Black-headed Squirrel Monkey
Sapajus
flavius (Primates - Cebidae) Blond
Capuchin
Sapajus
libidinosus (Primates
- Cebidae) Bearded Capuchin
Sapajus
robustus (Primates
- Cebidae) Crested Capuchin
Sapajus
xanthosternos (Primates
- Cebidae) Yellow-breasted Capuchin
Cacajao
ayresi (Primates - Pitheciidae) Araca
Uakari
Callicebus
barbarabrownae (Primates
- Pitheciidae) Blond Titi
Callicebus
coimbrai (Primates
- Pitheciidae) Coimbra-Filho's Titi
Callicebus
melanochir (Primates
- Pitheciidae) Southern Bahian Titi
Callicebus
nigrifrons (Primates
- Pitheciidae) Black-fronted Titi
Callicebus
personatus (Primates
- Pitheciidae) Masked Titi
Cheracebus
regulus (Primates - Pitheciidae) Rio
Jurua Collared Titi
Cheracebus
torquatus (Primates
- Pitheciidae) White-collared Titi
Chiropotes
albinasus (Primates
- Pitheciidae) Red-nosed Bearded Saki
Chiropotes
satanas (Primates - Pitheciidae) Black
Bearded Saki
Chiropotes
utahicki (Primates
- Pitheciidae) Uta Hick's Bearded Saki
Pithecia
albicans (Primates
- Pitheciidae) Buffy Saki
Pithecia
cazuzai (Primates - Pitheciidae) Cazuza's
Saki
Pithecia
chrysocephala (Primates
- Pitheciidae) Golden-faced Saki
Pithecia
vanzolinii (Primates
- Pitheciidae) Vanzolini's Bald-faced Saki
Plecturocebus
baptista (Primates
- Pitheciidae) Lake Baptista Titi
Plecturocebus
bernhardi (Primates
- Pitheciidae) Prince Bernhard's Titi
Plecturocebus
brunneus (Primates
- Pitheciidae) Brown Titi
Plecturocebus
caligatus (Primates
- Pitheciidae) Chestnut-bellied Titi
Plecturocebus
cinerascens (Primates
- Pitheciidae) Ashy Titi
Plecturocebus
grovesi (Primates - Pitheciidae) Groves's
Titi
Plecturocebus
hoffmannsi (Primates
- Pitheciidae) Hoffmanns' Titi
Plecturocebus
miltoni (Primates - Pitheciidae) Milton's
Titi
Plecturocebus
moloch (Primates - Pitheciidae) Red-bellied
Titi
Plecturocebus
parecis (Primates - Pitheciidae) Parecis
Titi
Plecturocebus
stephennashi (Primates
- Pitheciidae) Stephen Nash's Titi
Plecturocebus
vieirai (Primates - Pitheciidae) Vieira's
Titi
Cavia
fulgida (Rodentia - Caviidae) Shiny
Guinea Pig
Cavia
intermedia (Rodentia
- Caviidae) Santa Catarina Guinea Pig
Galea
flavidens (Rodentia
- Caviidae) Eastern Yellow-toothed Cavy
Galea
spixii (Rodentia - Caviidae) Spix's
Yellow-toothed Cavy
Kerodon
acrobata (Rodentia
- Caviidae) Acrobatic Cavy
Kerodon
rupestris (Rodentia
- Caviidae) Rock Cavy
Akodon
cursor (Rodentia - Cricetidae) Cursorial
Grass Mouse
Akodon
lindberghi (Rodentia
- Cricetidae) Lindbergh's Grass Mouse
Akodon
mystax (Rodentia - Cricetidae) Caparao
Grass Mouse
Akodon
sanctipaulensis (Rodentia
- Cricetidae) Sao Paulo Grass Mouse
Bibimys
labiosus (Rodentia
- Cricetidae) Lagoa Santa Pink-lipped Mouse
Brucepattersonius
griserufescens (Rodentia
- Cricetidae) Gray-bellied Brucie
Brucepattersonius
nebulosus (Rodentia
- Cricetidae) Nebulous Brucie
Brucepattersonius
soricinus (Rodentia
- Cricetidae) Short-tailed Brucie
Calassomys
apicalis (Rodentia
- Cricetidae) Calaca's White-tailed Mouse
Calomys
cerqueirai (Rodentia
- Cricetidae) Cerqueira's Vesper Mouse
Calomys
expulsus (Rodentia
- Cricetidae) Rejected Vesper Mouse
Calomys
mattevii (Rodentia
- Cricetidae) Mattevi's Vesper Mouse
Calomys
tocantinsi (Rodentia
- Cricetidae) Tocantins Vesper Mouse
Cerradomys
akroai (Rodentia - Cricetidae) Akroa
Rice Rat
Cerradomys
goytaca (Rodentia - Cricetidae) Goytaca
Rice Rat
Cerradomys
langguthi (Rodentia
- Cricetidae) Langguth's Rice Rat
Cerradomys
marinhus (Rodentia
- Cricetidae) Marinho's Rice Rat
Cerradomys
subflavus (Rodentia
- Cricetidae) Terraced Rice Rat
Cerradomys
vivoi (Rodentia - Cricetidae) Vivo's
Rice Rat
Delomys
altimontanus (Rodentia
- Cricetidae) Montane Atlantic Forest Rat
Delomys
sublineatus (Rodentia
- Cricetidae) Pallid Atlantic Forest Rat
Deltamys
araucaria (Rodentia
- Cricetidae) Araucaria Grass Mouse
Drymoreomys
albimaculatus (Rodentia
- Cricetidae) White-throated Montane Forest Rat
Euryoryzomys
emmonsae (Rodentia
- Cricetidae) Emmons' Rice Rat
Euryoryzomys
lamia (Rodentia - Cricetidae) Buffy-sided
Rice Rat
Gyldenstolpia
planaltensis (Rodentia
- Cricetidae) Cerrado Giant Rat
Holochilus
brasiliensis (Rodentia
- Cricetidae) Brazilian Marsh Rat
Hylaeamys
laticeps (Rodentia
- Cricetidae) Atlantic Forest Rice Rat
Hylaeamys
oniscus (Rodentia - Cricetidae) Sowbug
Rice Rat
Hylaeamys
seuanezi (Rodentia
- Cricetidae) Seuanez's Rice Rat
Juliomys
ossitenuis (Rodentia
- Cricetidae) Delicate Red-nosed Tree Mouse
Juliomys
rimofrons (Rodentia
- Cricetidae) Montane Red-rumped Tree Mouse
Juliomys
ximenezi (Rodentia
- Cricetidae) Araucaria Forest Tree Mouse
Juscelinomys
candango X (Rodentia
- Cricetidae) Candango Burrowing Mouse
Microakodontomys
transitorius (Rodentia
- Cricetidae) Intermediate Lesser Grass Mouse
Neacomys
marajoara (Rodentia
- Cricetidae) Marajo Bristly Mouse
Neacomys
vossi (Rodentia - Cricetidae) Voss's
Bristly Mouse
Neacomys
xingu (Rodentia - Cricetidae) Xingu
Bristly Mouse
Neusticomys
ferreirai (Rodentia
- Cricetidae) Ferreira's Fish-eating Rat
Noronhomys
vespuccii X (Rodentia
- Cricetidae) Vespucci's Rat
Oecomys
catherinae (Rodentia
- Cricetidae) Atlantic Forest Arboreal Rice Rat
Oecomys
cleberi (Rodentia - Cricetidae) Cleber's
Arboreal Rice Rat
Oecomys
tapajinus (Rodentia
- Cricetidae) Tapajos Arboreal Rice Rat
Oligoryzomys
moojeni (Rodentia - Cricetidae) Moojen's
Pygmy Rice Rat
Oligoryzomys
rupestris (Rodentia
- Cricetidae) Highlands Pygmy Rice Rat
Oligoryzomys
stramineus (Rodentia
- Cricetidae) Straw-colored Pygmy Rice Rat
Oligoryzomys
utiaritensis (Rodentia
- Cricetidae) Utiariti Pygmy Rice Rat
Oxymycterus
amazonicus (Rodentia
- Cricetidae) Amazonian Hocicudo
Oxymycterus
caparoae (Rodentia
- Cricetidae) Mount Caparao Hocicudo
Oxymycterus
dasytrichus (Rodentia
- Cricetidae) Atlantic Forest Hocicudo
Oxymycterus
itapeby (Rodentia - Cricetidae) Itapevi
Hocicudo
Phaenomys
ferrugineus (Rodentia
- Cricetidae) Rio de Janeiro Arboreal Rat
Rhagomys
rufescens (Rodentia
- Cricetidae) Brazilian Arboreal Mouse
Rhipidomys
cariri (Rodentia - Cricetidae) Cariri
Climbing Rat
Rhipidomys
emiliae (Rodentia - Cricetidae) Snethlage's
Climbing Rat
Rhipidomys
ipukensis (Rodentia
- Cricetidae) Ipuca Climbing Rat
Rhipidomys
itoan (Rodentia - Cricetidae) Sky
Climbing Rat
Rhipidomys
mastacalis (Rodentia
- Cricetidae) Long-tailed Climbing Rat
Rhipidomys
tribei (Rodentia - Cricetidae) Tribe's
Climbing Rat
Scapteromys
meridionalis (Rodentia
- Cricetidae) Brazilian Swamp Rat
Thalpomys
cerradensis (Rodentia
- Cricetidae) Common Cerrado Mouse
Thalpomys
lasiotis (Rodentia
- Cricetidae) Hairy-eared Cerrado Mouse
Wiedomys
cerradensis (Rodentia
- Cricetidae) Cerrado Red-nosed Mouse
Wiedomys
pyrrhorinos (Rodentia
- Cricetidae) Common Red-nosed Mouse
Ctenomys
bicolor (Rodentia - Ctenomyidae) Bicolored
Tuco-tuco
Ctenomys
ibicuiensis (Rodentia
- Ctenomyidae) Ibicui Tuco-tuco
Ctenomys
lami (Rodentia - Ctenomyidae) Lami
Tuco-tuco
Ctenomys
minutus (Rodentia - Ctenomyidae) Minute
Tuco-tuco
Ctenomys
rondoni (Rodentia - Ctenomyidae) Rondon's
Tuco-tuco
Dasyprocta
croconota (Rodentia
- Dasyproctidae) Orange Agouti
Dasyprocta
iacki (Rodentia - Dasyproctidae) Iack's Red-rumped Agouti
Dasyprocta
prymnolopha (Rodentia
- Dasyproctidae) Black-rumped Agouti
Callistomys
pictus (Rodentia - Echimyidae) Painted
Tree-rat
Carterodon
sulcidens (Rodentia
- Echimyidae) Groove-toothed Spiny-rat
Echimys
vieirai (Rodentia - Echimyidae) Vieira's
Tree-rat
Isothrix
pagurus (Rodentia - Echimyidae) Plain
Brush-tailed Rat
Lonchothrix
emiliae (Rodentia - Echimyidae) Tuft-tailed
Spiny Tree-rat
Makalata
obscura (Rodentia - Echimyidae) Dark
Armored Tree-rat
Mesomys
occultus (Rodentia
- Echimyidae) Hidden Spiny Tree-rat
Mesomys
stimulax (Rodentia
- Echimyidae) Para Spiny Tree-rat
Phyllomys
blainvilii (Rodentia
- Echimyidae) Golden Atlantic Tree-rat
Phyllomys
brasiliensis (Rodentia
- Echimyidae) Brazilian Atlantic Tree-rat
Phyllomys
centralis (Rodentia
- Echimyidae) Central Atlantic Tree-rat
Phyllomys
dasythrix (Rodentia
- Echimyidae) Drab Atlantic Tree-rat
Phyllomys
kerri (Rodentia - Echimyidae) Kerr's
Atlantic Tree-rat
Phyllomys
lamarum (Rodentia - Echimyidae) Pallid
Atlantic Tree-rat
Phyllomys
lundi (Rodentia - Echimyidae) Lund's
Atlantic Tree-rat
Phyllomys
mantiqueirensis (Rodentia
- Echimyidae) Serra da Mantiqueira Atlantic Tree-rat
Phyllomys
medius (Rodentia - Echimyidae) Long-furred
Atlantic Tree-rat
Phyllomys
nigrispinus (Rodentia
- Echimyidae) Black-spined Atlantic Tree-rat
Phyllomys
pattoni (Rodentia - Echimyidae) Patton's
Atlantic Tree-rat
Phyllomys
sulinus (Rodentia - Echimyidae) Southern
Atlantic Tree-rat
Phyllomys
thomasi (Rodentia - Echimyidae) Giant
Atlantic Tree-rat
Phyllomys
unicolor (Rodentia
- Echimyidae) Unicolored Tree-rat
Proechimys
echinothrix (Rodentia
- Echimyidae) Stiff-spined Spiny-rat
Proechimys
goeldii (Rodentia - Echimyidae) Goeldi's
Spiny-rat
Proechimys
roberti (Rodentia - Echimyidae) Robert's
Spiny-rat
Thrichomys
apereoides (Rodentia
- Echimyidae) Lagoa Santa Punare
Thrichomys
inermis (Rodentia - Echimyidae) Jacobina
Punare
Thrichomys
laurentius (Rodentia
- Echimyidae) Sao Lourenco Punare
Toromys
grandis (Rodentia - Echimyidae) Black
Toro
Trinomys
albispinus (Rodentia
- Echimyidae) White-spined Spiny-rat
Trinomys
dimidiatus (Rodentia
- Echimyidae) Rio de Janeiro Spiny-rat
Trinomys
eliasi (Rodentia - Echimyidae) Elias'
Spiny-rat
Trinomys
gratiosus (Rodentia
- Echimyidae) Gracile Atlantic Spiny-rat
Trinomys
iheringi (Rodentia
- Echimyidae) Sao Paulo Spiny-rat
Trinomys
mirapitanga (Rodentia
- Echimyidae) Pau Brasil Spiny-rat
Trinomys
moojeni (Rodentia - Echimyidae) Moojen's
Spiny-rat
Trinomys
paratus (Rodentia - Echimyidae) Rigid-spined
Atlantic Spiny-rat
Trinomys
setosus (Rodentia - Echimyidae) Elegant-spined
Atlantic Spiny-rat
Trinomys
yonenagae (Rodentia
- Echimyidae) Yonenaga's Spiny-rat
Chaetomys
subspinosus (Rodentia
- Erethizontidae) Thin-spined Porcupine
Coendou
baturitensis (Rodentia
- Erethizontidae) Baturite Porcupine
Coendou
insidiosus (Rodentia
- Erethizontidae) Bahian Hairy Dwarf Porcupine
Coendou
nycthemera (Rodentia
- Erethizontidae) Eastern Amazonian Dwarf Porcupine
Coendou
roosmalenorum (Rodentia
- Erethizontidae) Roosmalen's Porcupine
Coendou
speratus (Rodentia
- Erethizontidae) Pernambuco Dwarf Porcupine
The following additional species were recognized after the version of the ASM Mammal Diversity Database listed above. These 27 species added to the 231 listed above total 258 endemic mammal species for Brazil.
(# indicates a species that is considered endemic due to a different concept of species boundaries as a result of splits than is used for the animal with the same scientific name in the original ASM Mammal Diversity Database)
Conepatus amazonicus (Carnivora - Mephitidae) Amazon Hog-nosed Skunk
Marmosops marina (Didelphimorphia - Didelphidae) Silva's Slender Opossum
Marmosops woodalli (Didelphimorphia - Didelphidae) Woodall's Slender OpossumMetachirus aritanai (Didelphimorphia - Didelphidae) Aritana's Brown Four-eyed Opossum
Bradypus crinitis (Pilosa - Bradypodidae) Southern Maned Sloth
Mico schneideri (Primates - Callitrichidae) Schneider's Marmoset
Saguinus kulina (Primates - Callitrichidae) Kulinas' Mustached Tamarin
Saguinus pileatus (Primates - Callitrichidae) Red-cap Mustached Tamarin
Cacajao amuna (Primates - Pitheciidae) Kanamari White Uakari
Cacajao calvus # (Primates - Pitheciidae) White Bald Uakari
Cacajao novaesi (Primates - Pitheciidae) Novaes' Bald Uakari
Cacajao rubicundus (Primates - Pitheciidae) Red Bald Uakari
Akodon diauarum (Rodentia - Cricetidae) Diauarum Grass Mouse
Akodon kadiweu (Rodentia - Cricetidae) Kadiweu Grass Mouse
Euryoryzomys cerqueirai (Rodentia - Cricetidae) Cerqueira's Rice Rat
Holochilus oxe (Rodentia - Cricetidae) Brazilian North-eastern Marsh Rat
Holochilus sciureus # (Rodentia - Cricetidae) Cerrado Marsh Rat
Neacomys elieceri (Rodentia - Cricetidae) Eliecer's Bristly Mouse
Neacomys jau (Rodentia - Cricetidae) Jau Bristly Mouse
Neacomys oliveirai (Rodentia - Cricetidae) Joao Oliveira's Bristly Mouse
Oecomys jamari (Rodentia - Cricetidae) Jamari Arboreal Rice Rat
Oecomys matogrossensis (Rodentia - Cricetidae) Mato Grosso Arboreal Rice Rat
Oligoryzomys gri (Rodentia - Cricetidae) Tiny Pygmy Rice Rat
Rhipidomys bezerrensis (Rodentia - Cricetidae) Bezerro's Climbing Rat
Rhipidomys caracolensis (Rodentia - Cricetidae) Caracol Climbing Rat
Rhipidomys ybyrae (Rodentia - Cricetidae) Ybyra Climbing Rat
Coendou prehensilis # (Rodentia - Erethizontidae) Yellow Quill-tipped Porcupine
Additional species recognized by the Illustrated Checklist of the Mammals of the World:
Pithecia mittermeirei (Primates - Pitheciidae) Mittermeier's Saki
Pithecia pissinatti (Primates - Pitheciidae) Pissinatti's Bald-faced Saki
Plecturocebus
dubius (Primates - Pitheciidae) Doubtful Titi