Peru
Checklist of Endemic Mammal Species
This list of mammal species found exclusively in Peru is based on the taxonomy used in Wilson & Reeder (2005). For further details on possible inaccuracies in the list see Sources & Caveats.
Wilson, D.E. & Reeder, D.M. (Eds.)(2005) Mammal Species of the World: A Taxonomic and Geographic Reference. Third Edition. The Johns Hopkins University Press, Baltimore.
X = extinct
Marmosa andersoni (Didelphimorphia - Didelphidae) Heavy-browed Mouse Opossum
Marmosa quichua (Didelphimorphia - Didelphidae) Quechuan Mouse Opossum
Marmosops juninensis (Didelphimorphia - Didelphidae) Junin Slender Opossum
Thylamys tatei (Didelphimorphia - Didelphidae) Tate's Fat-tailed Mouse Opossum
Dasypus pilosus (Cingulata - Dasypodidae) Hairy Long-nosed Armadillo
Aotus miconax (Primates - Aotidae) Peruvian Night Monkey
Callicebus oenanthe (Primates - Pitheciidae) Rio Mayo Titi
Oreonax flavicauda (Primates - Atelidae) Yellow-tailed Woolly Monkey
Cryptotis peruviensis (Soricomorpha - Soricidae) Peruvian Small-eared Shrew
Micronycteris matses (Chiroptera - Phyllostomidae) Matses Big-eared Bat
Mimon koepckeae (Chiroptera - Phyllostomidae) Keopcke's Hairy-nosed Bat
Sturnira nana (Chiroptera - Phyllostomidae) Lesser Yellow-shouldered Bat
Tomopeas ravus (Chiroptera - Molossidae) Blunt-eared Bat
Mormopterus phrudus (Chiroptera - Molossidae) Incan Little Mastiff Bat
Sciurus pyrrhinus (Rodentia - Sciuridae) Junin Red Squirrel
Sciurus sanborni (Rodentia - Sciuridae) Sanborn's Squirrel
Akodon juninensis (Rodentia - Cricetidae) Junin Akodont
Akodon orophilus (Rodentia - Cricetidae) Utcubamba Akodont
Akodon surdus (Rodentia - Cricetidae) Slate-bellied Akodont
Akodon torques (Rodentia - Cricetidae) Cloud Forest Akodont
Amphinectomys savamis (Rodentia - Cricetidae) Ucayali Water Rat
Calomys sorellus (Rodentia - Cricetidae) Peruvian Laucha
Melanomys zunigae (Rodentia - Cricetidae) Zuniga's Melanomys
Neusticomys peruviensis (Rodentia - Cricetidae) Peruvian Ichthyomyine
Oecomys phaeotis (Rodentia - Cricetidae) Dusky Oecomys
Oligoryzomys arenalis (Rodentia - Cricetidae) Sandy Colilargo
Oryzomys keaysi (Rodentia - Cricetidae) Keays's Oryzomys
Oryzomys polius (Rodentia - Cricetidae) Maranon Oryzomys
Paralomys gerbillus (Rodentia - Cricetidae) Gerbilline Pericote
Phyllotis amicus (Rodentia - Cricetidae) Peruvian Pericote
Phyllotis definitus (Rodentia - Cricetidae) Ancash Pericote
Phyllotis haggardi (Rodentia - Cricetidae) Ecuadoran Pericote
Punomys kofordi (Rodentia - Cricetidae) Eastern Puna Mouse
Punomys lemminus (Rodentia - Cricetidae) Western Puna Mouse
Rhagomys longilingua (Rodentia - Cricetidae) Long-tongued Rhagomys
Rhipidomys modicus (Rodentia - Cricetidae) Peruvian Rhipidomys
Rhipidomys ochrogaster (Rodentia - Cricetidae) Buff-bellied Rhipidomys
Thomasomys apeco (Rodentia - Cricetidae) Apeco Thomasomys
Thomasomys cinereus (Rodentia - Cricetidae) Olive-gray Thomasomys
Thomasomys eleusis (Rodentia - Cricetidae) Peruvian Thomasomys
Thomasomys gracilis (Rodentia - Cricetidae) Gracile Thomasomys
Thomasomys incanus (Rodentia - Cricetidae) Black-eared Thomasomys
Thomasomys ischyrus (Rodentia - Cricetidae) Long-tailed Thomasomys
Thomasomys kalinowskii (Rodentia - Cricetidae) Kalinowski's Thomasomys
Thomasomys macrotis (Rodentia - Cricetidae) Large-eared Thomasomys
Thomasomys notatus (Rodentia - Cricetidae) Dusky-footed Thomasomys
Thomasomys onkiro (Rodentia - Cricetidae) Ashaninka Thomasomys
Thomasomys praetor (Rodentia - Cricetidae) Cajamarca Thomasomys
Thomasomys rosalinda (Rodentia - Cricetidae) Rosalinda's Thomasomys
Lagostomus crassus X (Rodentia - Chinchillidae) Peruvian Plains Viscacha
Dasyprocta kalinowskii (Rodentia - Dasyproctidae) Kalinowski's Agouti
Ctenomys peruanus (Rodentia - Ctenomyidae) Peruvian Tuco-tuco
Cuscomys ashaninka (Rodentia - Abrocomidae) Ashaninka Arboreal Chinchilla Rat
Cuscomys oblativa X? (Rodentia - Abrocomidae) Machu Picchu Arboreal Chinchilla Rat
Dactylomys peruanus (Rodentia - Echimyidae) Montane Bamboo Rat
Makalata rhipidura (Rodentia - Echimyidae) Peruvian Armored Tree-rat
Mesomys leniceps (Rodentia - Echimyidae) Woolly-headed Spiny Tree-rat
Additional endemic mammal species described too recently to be included in Wilson & Reeder (2005) are given below. This list is primarily based on information from the Dutch Wikipedia for 2008 (here), 2007 (here), 2006 (here), 2005 (here), and 2004 (here). In addition to the 57 endemic mammal species listed above, these additional 4 species total 61 species of mammals known solely from Peru.
Monodelphis handleyi (Didelphimorphia - Didelphidae) Handley's Short-tailed Opossum 2007
Monodelphis ronaldi (Didelphimorphia - Didelphidae) Ronald's Opossum 2004
Lonchophylla pattoni (Chiroptera - Phyllostomidae) Patton's Nectar Bat 2006
Isothrix barbarabrownae (Rodentia - Echimyidae) Andean Toró 2006