Isolobodon portoricensis Allen, 1916

Puerto Rican hutia, Puerto Rican isolobodon, Haitian isolobodn (as I. levir)



Taxonomy & Nomenclature

Synonym/s: Isolobodon levir Miller, 1922; Isolobodon portoricensis levir Miller, 1922; Isolobodon potoricensi Allen, 1916 (used by Frank & Benson, 1998:103)


Conservation Status


Last record: >1300 AD

IUCN RedList status: Extinct



Hispaniola and surrounding islands


Biology & Ecology









Original scientific description:

Allen, J. A. (1916). An extinct octodont from the island of Porto Rico, West Indies. Ann. Acad. New York Sci. 27(1): 17-22. [Abstract]


Other references:

Anthony, H. E. (1926). Field notes of the 1926 expedition to Mona and other West Indian Islands. Unpublished manuscript, American Museum of Natural History, New York.

Borroto-Páez, Rafael, Mancina, Carlos A., Woods, Charles A. and Kilpatrick, C. William. (2012). Checklist: Updated Checklist of Endemic Terrestrial Mammals of the West Indies, pp. 389-415. In: Borroto-Páez, Rafael, Woods, Charles A. and Sergile, F. E. (eds.). Terrestrial Mammals of the West Indies: Contributions. Gainesville, Florida: Florida Museum of Natural History and Wacahoota Press. 482 pp.

Cooke, Siobhán B. and Crowley, Brooke E. (2018). Deciphering the isotopic niches of now-extinct Hispaniolan rodents. Journal of Vertebrate Paleontology. [Abstract]

Cooke, Siobhán Bríghid and Crowley, Brooke Erin. (2022). New radiocarbon dates reveal pan-Holocene deposition of rodents at Trouing Jérémie #5, a sinkhole in the western Tiburon Peninsula, Haiti. The Holocene 32(9): 991-997.

Day, David. (1981). The Doomsday Book of Animals: A Natural History of Vanished Species. New York, N.Y.: The Viking Press.

Flemming, Clare, and, MacPhee, R. D. E. (1999). Redetermination of Holotype of Isolobodon portoricensis (Rodentia, Capromyidae), with Notes on Recent Mammalian Extinctions in Puerto Rico. American Museum Novitates, No. 3278: 1-11.

Frank, Edward F. and Benson, Richard. (1998). Vertebrate paleontology of Isla de Mona, Puerto Rico. Journal of Cave and Karst Studies 60(2):103-106.

Freudenthal, M. and Martín-Suárez, E. (2013). Estimating body mass of fossil rodents. Scripta Geologica 145: 1-130. [1.5 kg min. mass estimate]

Goodwin, Harry A. and Goodwin, J. M. (1973). List of mammals which have become extinct or are possibly extinct since 1600. Int. Union Conserv. Nat. Occas. Pap. 8: 1-20.

MacPhee, R. D. E. and Flemming, C. (1999). Requiem Aeternam. The last five hundred years of mammalian extinctions, pp. 333-371. In: R. D. E. MacPhee (ed.), Extinctions in Near Time. Kluwer Academic/Plenum Publishers, New York, USA.

McFarlane, D.A., A. Vale, K. Christenson, J. Lundberg, G. Atilles, and S.E. Lauritzen. (2000). New specimens of Late Quaternary extinct mammals from caves in Sanchez Ramirez Province, Dominican Republic. Caribbean Journal of Science 36: 163-166.

Nowak, R.M. 1999. Walker's Mammals of the World. The Johns Hopkins University Press, Baltimore, USA and London, UK.

Shev, Gene T. et al. (2021). Human and hutia (Isolobodon portoricensis) interactions in pre-Columbian Hispaniola: The isotopic and morphological evidence. Journal of Archaeological Science: Reports 37: 102913.

Shev, Gene T. and Laffoon, Jason E. (2022). Paleodietary reconstruction of endemic rodents from the precolumbian Dominican Republic: Discriminating wild feeding behavior from diets linked to human niche construction activities. International Journal of Osteoarchaeology.

Turvey, S. and Dávalos, L. (2008). Isolobodon portoricensis. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.4. ( Downloaded on 08 May 2011.

Turvey, S.T. & Dávalos, L. 2018. Isolobodon portoricensis. The IUCN Red List of Threatened Species 2018: e.T10860A22186876. Accessed on 02 July 2022.

Woods, C. A. and Kilpatrick, C. W. (2005). Infraorder Hystricognathi Brandt, 1855. In: Wilson DE, Reeder DM (eds) Mammal species of the world: A taxonomic and geographic reference. Smithsonian Institution Press, Washington DC, pp 1538-1600.

Woods, C.A., Ottenwalder, J. A. and Oliver, W.L.R., (1985). Lost mammals of the Greater Antilles. Dodo, J. Jersey Wild. Pres. Trust. 22: 23-45.


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