Heteropsomys insulans Anthony, 1916:202

Insular cave rat, Puerto Rican cave rat, Hutia-like Puerto Rican spiny rat



Taxonomy & Nomenclature

Heteropsomys (=Homopsomys) antillensis Anthony, 1917 may be a synonym of this species.


Conservation Status


IUCN RedList status: Extinct



Puerto Rico and Vieques Island


Biology & Ecology




UPRMP 2988 ("lower right incisor")






Anthony, H. E. (1917). New fossil rodents from Porto Rico, with additional notes on Elasmodontomys obliquus Anthony and Heteropsomys insulans Anthony. Bull. Am. Mus. Nat. Hist. 37(4): 183-190.

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.

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

McFarlane, D. A. (1999). Late Quaternary Fossil Mammals and Last Occurrence dates from Caves at Barahona, Puerto Rico. Caribbean Journal of Science 35(3): 238-248.

Turvey, S. & Helgen, K. 2016. Heteropsomys insulans. The IUCN Red List of Threatened Species 2016: e.T10025A22205961. Downloaded on 18 December 2016.

Turvey, S. T., Oliver, J. R., Narganes Storde, Y. M. and Rye, P. (2007). Late Holocene extinction of Puerto Rican native land mammals. Biology Letters 3(2): 193-196.

Vélez-Juarbe, Jorge and Miller, Thomas E. (2007). First Report of a Quaternary Crocodylian from a Cave Deposit in Northern Puerto Rico. Caribbean Journal of Science 43(2): 273-277. [a report of H. insulans from northern Puerto Rico]


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