Marmosops juninensis Tate, 1931:13

Junín slender opossum



Taxonomy & Nomenclature

Synonym/s: Marmosa juninensis Tate, 1931:13


Conservation Status

Last record: 1964

Rediscovered in 2011

IUCN RedList status: Vulnerable



Junín Department, Peru (central)


Biology & Ecology




Holotype: AMNH 63864 (skin and skull of a young adult female) (Voss, 2022:50)

Type locality: Utcuyacu (ca. 11.20° S, 75.47° W; 1463 m), Junín department, Peru (Voss, 2022:50)






Original scientific description:

Tate, G. H. H. (1931). Brief diagnoses of twenty-six apparently new forms of Marmosa (Marsupialia) from South America. American Museum Novitates 493: 1-14.


Other references:

Brown, Barbara E. (2004). Atlas of New World Marsupials. Fieldiana (Zoology) 102: vii + 308. [p. 80]

Díaz-Nieto, Juan F. and Voss, Robert S. (2016). A revision of the didelphid marsupial genus Marmosops. Part 1. Species of the subgenus Sciophanes. Bulletin of the American Museum of Natural History 402: 1-70.

Gardner, A. L. (1993). Order Didelphimorphia, pp. 15-24. In: Mammal species of the world, a taxonomic and geographic reference, Second ed. (D. E. Wilson and D. M. Reeder, eds.). Smithsonian Institution Press, Washington, D.C., xviii + 1207 pp.

Gardner, A. L. (2008). Order Didelphimorphia. In: A.L. Gardner (ed.), Mammals of South America, pp. 669. University of Chicago Press, Chicago, USA.

Martin, Thomas E., Bennett, Gareth C., Fairbairn, Andrew J. and Mooers, A. Ø. (2023). ‘Lost’ taxa and their conservation implications. Animal Conservation 26(1): 14-24. [Appendix S2 (1617 taxa not seen >10 years); Appendix S3 (562 taxa not seen >50 years)]

Pacheco, V., Solari, S. and Patterson, B. (2008). Marmosops juninensis. The IUCN Red List of Threatened Species 2008: e.T136364A4281010. Downloaded on 13 December 2015.

Peralta, María del Carmen and Pacheco, Víctor. (2014). Rediscovery of Marmosops juninensis Tate, 1931 (Didelphimorphia: Didelphidae) in the Yungas of Peru. Check List 10(2): 436-440.

Voss, Robert S. (2022). An annotated checklist of recent opossums (Mammalia: Didelphidae). Bulletin of the American Museum of Natural History 55: 1-74, 4 tbls.

Voss, Robert S., Lunde, D. P. and Simmons, N. B. (2001). The Mammals of Paracou, French Guiana: A Neotropical Rainforest Fauna. Part 2: Nonvolant Species. Bulletin of the American Museum of Natural History 263: 1-236.

Voss, Robert S., Tarifa, T. and Yensen, E. (2004). An Introduction to Marmosops (Marsupialia: Didelphidae), with the Description of a New Species from Bolivia and Notes on the Taxonomy and Distribution of Other Bolivian Forms. American Museum Novitates 3466: 1-40.


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