Checklist of Endemic Mammal Species
This list of mammal species found exclusively in Laos 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.
Trachypithecus laotum (Primates - Cercopithecidae) Lao Langur
Hylomys megalotis (Erinaceomorpha - Erinaceidae) Large-eared Gymnure
Hipposideros rotalis (Chiroptera - Hipposideridae) Annamite Roundleaf Bat
Muntiacus rooseveltorum (Artiodactyla - Cervidae) Roosevelt's Muntjac
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 4 endemic mammal species listed above, these additional 3 species total 7 species of mammals known solely from Laos.
Hipposideros khaokhouayensis (Chiroptera - Hipposideridae) Khaokhouay Roundleaf Bat 2006
Laonastes aenigmamus (Rodentia - Diatomyidae) Laotian Rock Rat 2005
Saxatilomys paulinae (Rodentia - Muridae) Lao Limestone Rat 2005