Megalomys camerhogne Mistretta et al., 2021



Taxonomy & Nomenclature

Synonyms: Oryzomys A (Stokes, 1990; Lippold, 1991; Pregill et al., 1994); Oryzomyini (Grenada 1) (Turvey & Fritz, 2011:SI:8); Oryzomyini sp. indet. large (Cooke et al., 2017)


Conservation Status


Last record: Holocene



Grenada Bank, southern Caribbean


Biology & Ecology










Original scientific description:

Mistretta, Brittany A., Giovas, Christina M., Weskler, Marcelo and Turvey, Samuel T. (2021). Extinct insular oryzomyine rice rats (Rodentia: Sigmodontinae) from the Grenada Bank, southern Caribbean. Zootaxa 4951(3): 434-460.


Other references:

Cooke, Siobhán B., Dávalos, Liliana M., Mychajliw, Alexis M. Turvey, Samuel T. and Upham, Nathan S. (2017). Anthropogenic Extinction Dominates Holocene Declines of West Indian Mammals. Annual Review of Ecology, Evolution, and Systematics 48: 301-327.

Drewett, P. L. (1991). Prehistoric Barbados. London, UK and St. Michael, Barbados: Institute of Archaeology, University College London, and Barbados Museum and Historical Society.

Lippold, L. K. (1991). Animal resource utilization by Saladoid peoples at Pearls, Grenada, West Indies, pp. 264-268. In: Ayubi, E. N. and Haviser, J. B. (eds.). Proceedings of the XIII International Congress for Caribbean Archaeology (1989), Curaçao.

Mistretta, Brittany A. (2019). Grenada’s extinct rice rats (Oryzomyini): Zooarchaeological evidence for taxonomic diversity. Journal of Archaeological Science: Reports 24: 71-79.

Pregill, G.K., Steadman, D.W. & Watters, D.R. (1994). Late Quaternary vertebrate faunas of the Lesser Antilles: historical components of Caribbean biogeography. Bulletin of the Carnegie Museum of Natural History, 30, 1–51.

Stokes, A. (1990). Analysis of the Vertebrate Fauna from the Pearls Site (GREN-A-1): Prehistoric Subsistence on the Coast of Grenada (A.D. 200). Manuscript on File, Environmental Archaeology, Florida Museum of Natural History, Gainesville, Florida, 32 pp.

Turvey, Samuel T. and Fritz, Susanne A. (2011). The ghosts of mammals past: biological and geographical patterns of global mammalian extinction across the Holocene. Philosophical Transactions of the Royal Society B: Biological Sciences 366(1577): 2564-2576. [Supplementary Information]


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