Mesopropithecus pithecoides Standing, 1905

Sloth lemur



Taxonomy & Nomenclature



Conservation Status


Last record: 1410 ± 40 14C age BP ± SD (Michielsen et al., 2023)















Original scientific description:

Standing, H.F. (1905). "Rapport sur des ossements sub-fossiles provenant d'Ampasambazimba" [Report on subfossil bones from Ampasambazimba]. Bulletin de l'Académie malgache (in French). 4: 95-100.


Other references:

Alcover, Josep Antoni et al. (1998). Mammal Species of the World: Additional Data on Insular Mammals. American Museum Novitates 3248, 29 pp., 1 table.

Burney DA, Burney LP, Godfrey LR, Jungers WL, Goodman SM, Wright HT, and Jull AJT (2004) A chronology for late prehistoric Madagascar. Journal of Human Evolution 47, 25–63.

Crowley, B. E. A refined chronology of prehistoric Madagascar and the demise of the megafauna. Quat. Sci. Rev. 29, 2591–2603 (2010).

Crowley, Brooke Erin, Godfrey, Laurie Rohde and Samonds, Karen Elizabeth. (2023). What can hippopotamus isotopes tell us about past distributions of C4 grassy biomes on Madagascar? Plants, People, Planet.

Herrera, J. P. Testing the adaptive radiation hypothesis for the lemurs of Madagascar. R. Soc. Open Sci. 4, 161014 (2017).

Herrera, J. P. & Dávalos, L. M. Phylogeny and divergence times of lemurs inferred with recent and ancient fossils in the tree. Syst. Biol. 65, 772–91 (2016).

Jungers, W.L., Godfrey, L.R., Simons, E.L., Chatrath, P.S. & Rakotosamimanana, B. 1991 Phylogenetic and functional affinities of Babakotia (Primates), a fossil lemur from northern Madagascar. Proceedings of the National Academy of Sciences of the USA 88, 9082-9086.

Michielsen, Nathan M., Goodman, Steven M., Soarimalala, Voahangy, van der Geer, Alexandra A. E., Dávalos, Liliana M., Saville, Grace I., Upham, Nathan and Valente, Luis. (2023). The macroevolutionary impact of recent and imminent mammal extinctions on Madagascar. Nature Communications 14: 14. [Supplementary Data 1 (mammal list); Supplementary Data 6 (references)]

Turvey, Samuel T. (2009). Holocene mammal extinctions, pp. 41-61. In: Turvey, Samuel T. (ed.). Holocene Extinctions. Oxford, UK & New York, USA: Oxford University Press. xii + 352 pp.

Turvey, Samuel T. and Fritz, Susanne A. (2011). The ghosts of mammals past: biological and geographical patterns of global mammalian extinction across the Holocene. Philosophical Transactions of the Royal Society B 366(1577): 2564-2576. [Supplementary Information]

Werdelin, L. & Sanders, W. J. Cenozoic Mammals of Africa. (Univ of California Press, 2010).


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