Rhynchomys isarogensis Musser & Freeman, 1981

Isarog rhynchomys, Isarog shrew rat, Isarog shrew-rat, Mt Isarog shrew-rat



Taxonomy & Nomenclature



Conservation Status

Last record: 1981

Rediscovered in 1988

IUCN status: Vulnerable





Biology & Ecology










Original scientific description:

Musser, G.G. and Freeman, P.W. 1981. A new species of Rhynchomys from the Philippines. Journal of Mammalogy 62(1): 154-159.


Other references:

Balete, D. S., Rickart, E. A. and Heaney, L. R. 2006. A new species of the shrew-mouse, Archboldomys (Rodentia: Muridae: Murinae), from the Philippines. Systematics and Biodiversity 4(4): 489-501.

Heaney, L. and Balete, D. (2008). Rhynchomys isarogensis. The IUCN Red List of Threatened Species 2008: e.T19712A9006556. Downloaded on 16 February 2017.

Heaney, L.R., Balete, D.S., Rickart, E.A., Utzurrum, R.C.B. and Gonzales, P.C. 1999. Mammalian diversity on Mount Isarog, a threatened center of endemism on southern Luzon Island, Philippines. Fieldiana Zoology 95: 1-62.

Heaney, L.R., Walker, E.K., Tabaranza, B.R., Jr. and Ingle, N. 2002. Mammalian diversity in the Philippines: an assessment of the adequacy of current data. Sylvatrop, The Philippine Forest Research Journal 10: 6–27.

Rickart, E.A., Heaney, L.R. and Utsurrum, R.B. 1991. Distribution and ecology of small mammals along an elevational transect in southeastern Luzon, Philippines. Journal of Mammalogy 72: 458-469.

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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