Phyllomys unicolor (Wagner, 1842)

Bahian giant tree rat, Unicolored tree rat



Taxonomy & Nomenclature

Synonym/s: Echimys unicolor (Wagner, 1842)


Conservation Status

Last record: 1824

Rediscovered in 2004

IUCN RedList status: Critically Endangered



Bahia, Brazil


Biology & Ecology










Emmons, L.H., Leite, Y.L.R., Kock, D. and Costa, L.P. 2002. A review of the named forms of Phyllomys (Rodentia, Echimyidae), with the description of a new species from coastal Brazil. American Museum Novitates 3380: 1-40.

Fabre, P.H. 2016. Family Echimyidae. In: Wilson, D.E., Lacher, T.E., Jr and Mittermeier, R.A. (eds), Handbook of Mammals of the World. Vol. 6. Lagomorphs and Rodents: Part 1., Lynx Editions, Barcelona.

Fisher, Diana O. (2011). Trajectories from extinction: where are missing mammals rediscovered? Global Ecology & Biogeography 20: 415-425. [Appendix S1]

Leite, Y.L. 2003. Evolution and Systematics of the Atlantic Tree Rats, Genus Phyllomys (Rodentia, Echimyidae), With Description of Two New Species. University of California Publications in Zoology 132: 1-137.

Leite, Y. L. R., Loss, S., Rego, R. P., Costa, L. P. & Bonvicino, C. R. (2007) The rediscovery and conservation status of the Bahian giant tree rat Phyllomys unicolor (Mammalia : Rodentia : Echimyidae) in the Atlantic forest of Brazil. Zootaxa 1638: 51-57.

Loss, C. & Leite, Y. 2016. Phyllomys unicolor. The IUCN Red List of Threatened Species 2016: e.T6990A22210643. Downloaded on 15 February 2017.

Scheffers, Brett R., Yong, Ding Li, Harris, J. Berton C., Giam, Xingli and Sodhi, Navjot S. (2011). The world’s rediscovered species: back from the brink? PLoS ONE 6(7): e22531. [Supporting Information (Table S1)]


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